Detroit Lions running back Ameer Abdullah (21) celebrates his touchdown in the second half of an NFL football game against the New Orleans Saints in New Orleans, Monday, Dec. 21, 2015. (AP Photo/Brynn Anderson)

Detroit Lions running back Ameer Abdullah (21) is forced out by San Francisco 49ers free safety Eric Reid (35) and middle linebacker Gerald Hodges (51) during an NFL football game at Ford Field in Detroit, Sunday, Dec. 27, 2015. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) celebrates his touchdown in the second half of an NFL football game against the New Orleans Saints in New Orleans, Monday, Dec. 21, 2015. (AP Photo/Brynn Anderson)

Detroit Lions running back Ameer Abdullah (21) rushes for an 8-yard touchdown during the first half of an NFL football game against the Cleveland Browns, Sunday, Nov. 12, 2017, in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) rushes against the Green Bay Packers during an NFL football game at Ford Field in Detroit, Thursday, Dec. 3, 2015. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) celebrates a touchdown with his teammates during the first half of an NFL football game against the Chicago Bears, Sunday, Nov. 19, 2017, in Chicago. (AP Photo/Nam Y. Huh)

Detroit Lions running back Ameer Abdullah (21) is tackled by Chicago Bears strong safety Ryan Mundy, left, outside linebacker Willie Young and cornerback Bryce Callahan, right, during the first half of an NFL football game, Sunday, Jan. 3, 2016, in Chicago. (AP Photo/Charles Rex Arbogast)

Detroit Lions running back Ameer Abdullah, right and Minnesota Vikings cornerback Trae Waynes (26) exchange jerseys after their NFL football game, Thursday, Nov. 23, 2017, in Detroit. (AP Photo/Paul Sancya)

Detroit Lions take the field prior to an NFL football game against the Chicago Bears, Saturday, Dec. 16, 2017, in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) runs the ball during the first half of an NFL football game against the Chicago Bears, Sunday, Jan. 3, 2016, in Chicago. (AP Photo/Nam Y. Huh)

Detroit Lions running back Ameer Abdullah rushes during the first half of an NFL preseason football game against the New York Jets, Thursday, Aug. 13, 2015, in Detroit. (AP Photo/Paul Sancya)

Detroit Lions running back Ameer Abdullah runs during NFL football practice, Monday, July 30, 2018, in Allen Park, Mich. (AP Photo/Carlos Osorio)

Detroit Lions running back Ameer Abdullah (21) celebrates a touchdown during the first half of an NFL football game against the Chicago Bears, Sunday, Nov. 19, 2017, in Chicago. (AP Photo/Nam Y. Huh)

Minnesota Vikings' Trae Waynes, left, and Detroit Lions' Ameer Abdullah exchange jerseys after an NFL football game in Detroit, Thursday, Nov. 23, 2017. (AP Photo/Paul Sancya)

Detroit Lions running back Ameer Abdullah (21) is chased by Chicago Bears cornerback Marcus Cooper (31) during the first half of an NFL football game, Saturday, Dec. 16, 2017, in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) is stopped by New York Jets cornerback Darrin Walls (30) during the first half of an NFL preseason football game, Thursday, Aug. 13, 2015, in Detroit. (AP Photo/Paul Sancya)

Detroit Lions quarterback Matthew Stafford (9) and running back Ameer Abdullah (21) during the first half of an NFL football game against the Tennessee Titans, Sunday, Sept. 18, 2016, in Detroit. (AP Photo/Duane Burleson)

Detroit Lions running back Ameer Abdullah (21) is chased by New York Jets free safety Calvin Pryor (25) and nose tackle Damon Harrison (94) during the first half of an NFL preseason football game, Thursday, Aug. 13, 2015, in Detroit. (AP Photo/Paul Sancya)

Detroit Lions running back Ameer Abdullah (21) during a press conference following an NFL football game in Indianapolis, Sunday, Sept. 11, 2016. The Lions defeated the Colts 39-35. (AP Photo/Jeff Roberson)

Detroit Lions running back Ameer Abdullah (21) is pursued by New England Patriots linebacker David Harris (45) during the first half of an NFL preseason football game, Friday, Aug. 25, 2017, in Detroit. (AP Photo/Duane Burleson)

Detroit Lions running back Ameer Abdullah (21) during warm ups prior to an NFL football game against the Arizona Cardinals at Ford Field in Detroit, Sunday, Oct. 11, 2015. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah runs during the first half of an NFL football game against the Chicago Bears, Sunday, Oct. 18, 2015, in Detroit. (AP Photo/Jose Juarez)

Detroit Lions running back Ameer Abdullah (21) is stopped by Arizona Cardinals free safety Tyrann Mathieu, left, and strong safety Deone Bucannon, right, during the first half of an NFL football game, Sunday, Oct. 11, 2015, in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) rushes on Arizona Cardinals cornerback Jerraud Powers (25) during an NFL football game at Ford Field in Detroit, Sunday, Oct. 11, 2015. (AP Photo/Rick Osentoski)

Detroit Lions' Ameer Abdullah returns a kickoff to the 1-yard line during the second half of an NFL football game against the Green Bay Packers Sunday, Nov. 15, 2015, in Green Bay, Wis. (AP Photo/Matt Ludtke)

Detroit Lions running back Ameer Abdullah (21) carries the ball against the Arizona Cardinals during the first half of an NFL football game in Detroit, Sunday, Sept. 10, 2017. (AP Photo/Duane Burleson)

Detroit Lions running back Ameer Abdullah (21) rushes during the first half of an NFL football game against the Minnesota Vikings, Sunday, Oct. 25, 2015, in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah runs during the first half of an NFL preseason football game against the New York Jets, Thursday, Aug. 13, 2015, in Detroit. (AP Photo/Paul Sancya)

Detroit Lions quarterback Matthew Stafford, right, hands off to Detroit Lions running back Ameer Abdullah in the first half of an NFL football game against the Seattle Seahawks, Monday, Oct. 5, 2015, in Seattle. (AP Photo/Elaine Thompson)

Detroit Lions' Ameer Abdullah runs a kickoff return to the 1-yard line during the first half of an NFL football game against the Green Bay Packers Sunday, Nov. 15, 2015, in Green Bay, Wis. (AP Photo/Matt Ludtke)

Chicago Bears outside linebacker LaRoy Reynolds (52) tackles Detroit Lions running back Ameer Abdullah (21) during the second half of an NFL football game, Sunday, Oct. 18, 2015, in Detroit. (AP Photo/Duane Burleson)

Detroit Lions running back Ameer Abdullah (21) rushes against the Oakland Raiders during an NFL football game at Ford Field in Detroit, Sunday, Nov. 22, 2015. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) rushes against the Oakland Raiders during an NFL football game at Ford Field in Detroit, Sunday, Nov. 22, 2015. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) warms up prior to an NFL football game against the Oakland Raiders at Ford Field in Detroit, Sunday, Nov. 22, 2015. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) rushes against the Philadelphia Eagles during an NFL football game at Ford Field in Detroit, Thursday, Nov. 26, 2015. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) rushes against the Philadelphia Eagles during an NFL football game at Ford Field in Detroit, Thursday, Nov. 26, 2015. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) stretches but is unable to catch a pass in front of Oakland Raiders inside linebacker Ben Heeney (51) during the first half of an NFL football game, Sunday, Nov. 22, 2015, in Detroit. (AP Photo/Paul Sancya)

Detroit Lions quarterback Matthew Stafford, left, hands off to running back Ameer Abdullah during the first quarter of an NFL football game against the St. Louis RamsSunday, Dec. 13, 2015, in St. Louis. (AP Photo/Tom Gannam)

Detroit Lions running back Ameer Abdullah (21) rushes against the San Francisco 49ers during an NFL football game at Ford Field in Detroit, Sunday, Dec. 27, 2015. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah runs against the Green Bay Packers during the first half of an NFL football game, Thursday, Dec. 3, 2015, in Detroit. (AP Photo/Paul Sancya)

Detroit Lions running back Ameer Abdullah (21) is tackled by Oakland Raiders linebacker Lorenzo Alexander (56) during an NFL football game at Ford Field in Detroit, Sunday, Nov. 22, 2015. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) carries for a touchdownin the second half of an NFL football game against the New Orleans Saints in New Orleans, Monday, Dec. 21, 2015. (AP Photo/Brynn Anderson)

Detroit Lions running back Ameer Abdullah (21) is upended by San Francisco 49ers cornerback Kenneth Acker during the first half of an NFL football game, Sunday, Dec. 27, 2015, in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) rushes against the Green Bay Packers during an NFL football game at Ford Field in Detroit, Thursday, Dec. 3, 2015. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah, left, is pursued by Green Bay Packers' Ha Ha Clinton-Dix, right, while carrying the ball during the first half of an NFL football game, Thursday, Dec. 3, 2015, in Detroit. (AP Photo/Duane Burleson)

Detroit Lions running back Ameer Abdullah (21) during player introductions prior to an NFL football game against the Philadelphia Eagles at Ford Field in Detroit, Thursday, Nov. 26, 2015. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) before an NFL football game against the Indianapolis Colts in Indianapolis, Sunday, Sept. 11, 2016. (AP Photo/Jeff Roberson)

Detroit Lions running back Ameer Abdullah rushes the ball in the first half of a preseason NFL football game against the Baltimore Ravens, Saturday, Aug. 27, 2016, in Baltimore. (AP Photo/Gail Burton)

Detroit Lions running back Ameer Abdullah (21) escapes a tackle against the Tennessee Titans during the first half of an NFL football game, Sunday, Sept. 18, 2016, in Detroit. (AP Photo/Paul Sancya)

Detroit Lions running back Ameer Abdullah (21) rushes against the San Francisco 49ers during an NFL football game at Ford Field in Detroit, Sunday, Dec. 27, 2015. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) runs against the Indianapolis Colts during the first half of an NFL football game in Indianapolis, Sunday, Sept. 11, 2016. (AP Photo/Jeff Roberson)

Detroit Lions running back Ameer Abdullah (21) rushes against the New England Patriots during an NFL preseason football game, Friday, Aug. 25, 2017, in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) scores a touchdown that was called back for a holding penalty during the first half of an NFL football game against the Tennessee Titans, Sunday, Sept. 18, 2016, in Detroit. (AP Photo/Paul Sancya)

Detroit Lions running back Ameer Abdullah (21) runs past the outreach of Arizona Cardinals outside linebacker Chandler Jones (55) during the first half of an NFL football game in Detroit, Sunday, Sept. 10, 2017. (AP Photo/Duane Burleson)

Detroit Lions running back Ameer Abdullah (21) runs against the Arizona Cardinals during the first half of an NFL football game in Detroit, Sunday, Sept. 10, 2017. (AP Photo/Jose Juarez)

FILE - In this Aug. 27, 2016, file photo, Detroit Lions running back Ameer Abdullah rushes the ball in the first half of a preseason NFL football game against the Baltimore Ravens, in Baltimore. Abdullah, along with third-down standout Theo Riddick, is really the one to watch. (AP Photo/Gail Burton, File)

Detroit Lions running back Ameer Abdullah (21) runs the ball after he makes a reception against the Atlanta Falcons during an NFL football game Sunday, Sept. 24, 2017, in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) attempts to break away from New York Giants free safety Darian Thompson (27) during the first half of an NFL football game Monday, Sept. 18, 2017, in East Rutherford, N.J. (AP Photo/Bill Kostroun)

Detroit Lions running back Ameer Abdullah is tackled by Minnesota Vikings cornerback Xavier Rhodes, left, during the first half of an NFL football game, Sunday, Oct. 1, 2017, in Minneapolis. (AP Photo/Jim Mone)

Detroit Lions running back Ameer Abdullah is tackled by Minnesota Vikings cornerback Xavier Rhodes, left, during the first half of an NFL football game, Sunday, Oct. 1, 2017, in Minneapolis. (AP Photo/Jim Mone)

Detroit Lions running back Ameer Abdullah (21) carries the ball against Arizona Cardinals outside linebacker Chandler Jones (55) during the first half of an NFL football game in Detroit, Sunday, Sept. 10, 2017. (AP Photo/Duane Burleson)

Detroit Lions running back Ameer Abdullah (21) carries the ball against the Atlanta Falcons during the first half of an NFL football game, Sunday, Sept. 24, 2017, in Detroit. (AP Photo/Duane Burleson)

Detroit Lions running back Ameer Abdullah (21) stiff arms New York Giants' Ross Cockrell (37) during the first half of an NFL football game Monday, Sept. 18, 2017, in East Rutherford, N.J. (AP Photo/Bill Kostroun)

Carolina Panthers middle linebacker Luke Kuechly (59) reaches in on Detroit Lions running back Ameer Abdullah (21) during the first half of an NFL football game, Sunday, Oct. 8, 2017, in Detroit. (AP Photo/Paul Sancya)\v59

Detroit Lions quarterback Matthew Stafford (9) hands off to running back Ameer Abdullah (21) during pregame of an NFL football game against the Pittsburgh Steelers, Sunday, Oct. 29 2017, in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) runs the ball during the first half of an NFL football game against the Chicago Bears, Sunday, Jan. 3, 2016, in Chicago. (AP Photo/Nam Y. Huh)

Detroit Lions running back Ameer Abdullah runs from Minnesota Vikings defensive end Everson Griffen, left, during the first half of an NFL football game, Sunday, Oct. 1, 2017, in Minneapolis. (AP Photo/Bruce Kluckhohn)

Detroit Lions running back Ameer Abdullah (21) scores on a 3-yard touchdown run ahead of Minnesota Vikings cornerback Xavier Rhodes (29) during the second half of an NFL football game, Sunday, Oct. 1, 2017, in Minneapolis. (AP Photo/Bruce Kluckhohn)

FILE - In a Sunday, Oct. 1, 2017 file photo, Detroit Lions running back Ameer Abdullah, left, runs from Minnesota Vikings defensive end Everson Griffen, right, during the first half of an NFL football game, in Minneapolis. The Vikings The Vikings (2-2) won’t hold anything back against the Bears in Monday night's, Oct. 9, 2017 game against the Bears, with an aggressive defense led by havoc-wreaking edge rushers in Griffen and Danielle Hunter. (AP Photo/Bruce Kluckhohn, File)

Detroit Lions running back Ameer Abdullah (21) rushes against the Pittsburgh Steelers during an NFL football game Sunday, Oct. 29, 2017, in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) rushes against the Cleveland Browns during an NFL football game, Sunday, Nov. 12, 2017, in Detroit. (AP Photo/Rick Osentoski)

Carolina Panthers middle linebacker Luke Kuechly (59) grabs Detroit Lions running back Ameer Abdullah's (21) facemask during the first half of an NFL football game, Sunday, Oct. 8, 2017, in Detroit.(AP Photo/Paul Sancya)

Detroit Lions running back Ameer Abdullah (21) rushes against the Pittsburgh Steelers during an NFL football game Sunday, Oct. 29, 2017, in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) rushes against the Cleveland Browns during an NFL football game, Sunday, Nov. 12, 2017, in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) runs the ball on a kickoff return against the Chicago Bears during an NFL football game, Saturday, Dec. 16, 2017, in Detroit. (AP Photo/Rick Osentoski)

Minnesota Vikings cornerback Trae Waynes upends Detroit Lions running back Ameer Abdullah during the second half of an NFL football game, Thursday, Nov. 23, 2017, in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) runs during the first half of an NFL football game against the Cleveland Browns, Sunday, Nov. 12, 2017, in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) runs the ball on a kickoff return against the Chicago Bears during an NFL football game, Saturday, Dec. 16, 2017, in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) rushes against the Chicago Bears during an NFL football game, Saturday, Dec. 16, 2017, in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions quarterback Matthew Stafford (9) hands off the ball to running back Ameer Abdullah (21) during the first half of an NFL football game against the Chicago Bears, Sunday, Nov. 19, 2017, in Chicago. (AP Photo/Nam Y. Huh)

Detroit Lions quarterback Matthew Stafford (9) hands off the ball to running back Ameer Abdullah (21) during the first half of an NFL football game against the Chicago Bears, Sunday, Nov. 19, 2017, in Chicago. (AP Photo/Nam Y. Huh)

Detroit Lions running back Ameer Abdullah (21) falls into the end zone for a touchdown during the second half of an NFL football game against the Green Bay Packers, Sunday, Dec. 31, 2017, in Detroit. (AP Photo/Duane Burleson)

Detroit Lions running back Ameer Abdullah (21) rushes against the Chicago Bears during an NFL football game, Saturday, Dec. 16, 2017, in Detroit. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah runs during practice at the NFL football team's training camp in Allen Park, Mich., Wednesday, June 6, 2018. (AP Photo/Paul Sancya)

Detroit Lions quarterback Jake Rudock hands off to running back Ameer Abdullah during warmups before a preseason football game against the New York Giants, Friday, Aug. 17, 2018, in Detroit. (AP Photo/Paul Sancya)

Detroit Lions running back Ameer Abdullah (21) rushes during the first half of an NFL football game against the Chicago Bears, Saturday, Dec. 16, 2017, in Detroit. (AP Photo/Rey Del Rio)

Detroit Lions running back Ameer Abdullah reaches for the pylon but does not score during the first half of an NFL preseason football game against the Oakland Raiders in Oakland, Calif., Friday, Aug. 10, 2018. (AP Photo/John Hefti)

Detroit Lions running back Ameer Abdullah (21) runs against the Oakland Raiders during the first half of an NFL preseason football game in Oakland, Calif., Friday, Aug. 10, 2018. (AP Photo/D. Ross Cameron)

Detroit Lions running back Ameer Abdullah rushes during the first half of an NFL football game against the New York Giants, Friday, Aug. 17, 2018, in Detroit. (AP Photo/Duane Burleson)

Detroit Lions running back Ameer Abdullah (21) runs against the Oakland Raiders during an NFL preseason football game in Oakland, Calif., Friday, Aug. 10, 2018. (AP Photo/D. Ross Cameron)

Detroit Lions running back Ameer Abdullah (21) runs against the Tampa Bay Buccaneers during the first half of an NFL preseason football game Friday, Aug. 24, 2018, in Tampa, Fla. (AP Photo/Jason Behnken)

Detroit Lions running back Ameer Abdullah (21) rushes against the Seattle Seahawks during an NFL football game at Ford Field in Detroit, Sunday, Oct. 28, 2018. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) carries against the New York Giants during the first half of an NFL football game, Friday, Aug. 17, 2018, in Detroit. (AP Photo/Duane Burleson)

Detroit Lions running back Ameer Abdullah (21) rushes against the Seattle Seahawks during an NFL football game at Ford Field in Detroit, Sunday, Oct. 28, 2018. (AP Photo/Rick Osentoski)

Detroit Lions running back Ameer Abdullah (21) gets taken down by Tampa Bay Buccaneers defensive back Isaiah Johnson (39) during the second half of an NFL preseason football game Friday, Aug. 24, 2018, in Tampa, Fla. (AP Photo/Mark LoMoglio)

Detroit Lions running back Ameer Abdullah (21) during the first half of an NFL preseason football game against the Tampa Bay Buccaneers Friday, Aug. 24, 2018, in Tampa, Fla. (AP Photo/Mark LoMoglio)

Detroit Lions running back Ameer Abdullah (21) runs during the second half of an NFL football game against the Chicago Bears, Sunday, Nov. 19, 2017, in Chicago. (AP Photo/Nam Y. Huh)

Detroit Lions running back Ameer Abdullah (21) runs against the Seattle Seahawks during an NFL football game in Detroit, Sunday, Oct. 28, 2018. (AP Photo/Paul Sancya)

Detroit Lions quarterback Matt Cassel (8) hands off to running back Ameer Abdullah (21) during the second half of an NFL preseason football game against the Tampa Bay Buccaneers Friday, Aug. 24, 2018, in Tampa, Fla. (AP Photo/Mark LoMoglio)

Detroit Lions running back Ameer Abdullah (21) runs against the Seattle Seahawks during an NFL football game in Detroit, Sunday, Oct. 28, 2018. (AP Photo/Paul Sancya)