Standout athletes from around the country kicked things off early in Mobile, Alabama, Tuesday morning at the Reese's Senior Bowl National Scouting Weigh-in.
The 114 NFL Draft-eligible prospects, split between the North and South rosters, then hit the fields for their first of three practices for the week.
Scouts, media members and fans alike took to social media throughout the day to evaluate and react to players' measurements an on-field performances.
In no particular order, here are 10 tweets that give fans a brief glimpse into Day 1 at the Reese's Senior Bowl.
Buffalo quarterback Tyree Jackson's stature earned him some reaction. Jackson ranked 28th in FBS with 3,131 passing yards and 13th with 13.92 yards per completion in 2018.
Auburn linebacker Deshaun Davis grew up in Prichard, Alabama, just five miles from Mobile.
Learning from the best
Andy Isabella told reporters that he's been working with Vikings Legend and Hall of Fame receiver Randy Moss since leaving Massachusetts, where he led FBS with 1,698 receiving yards in 2018.
Defensive tackle Khalen Saunders (Western Illinois) received news that his fiancée went into labor with their child, but the two of them decided that it would be best for him to stay at the Senior Bowl.
Raiders Head Coach Jon Gruden, who is coaching the North Team at this year's Senior Bowl, told reporters that Raiders quarterbacks coach Brian Callahan will be leaving to serve as the Bengals offensive coordinator.
Now that's dedication
According to NFL Network's Ian Rapoport, Duke quarterback Daniel Jones is a junior but, after taking an additional class, qualified for the Senior Bowl based on academic standing.
Going deep with Deebo
South Carolina wide receiver Deebo Samuel bounced back from missing most of 2017 because of a broken leg to post 62 receptions for 882 yards and 11 touchdowns (15th in FBS). Samuel received some attention during Tuesday's practice in Mobile.
Working up a Sweat
Another name that seemed to garner some hype Tuesday was Mississippi State defensive end Montez Sweat, who ranked sixth in FBS with .88 sacks per game in 2018.
Rob Rang of NFLDraftScout.com weighed in on the South team players he thought had solid performances in their first Senior Bowl practice.
Making the catch
North Dakota State University fans may recognize the player in this video posted by analytics site Pro Football Focus. Running back Bruce Anderson made a nice grab from Jackson during Tuesday afternoon's North practice.