During the 2014 National Football League Scouting Combine , the former Mississippi State tailback ran the 40 - yard dash in 4.46 seconds .
Bench pressed 225 pounds 23 times .
During the 2014 National Football League Scouting Combine , the former Mississippi State tailback ran the 40 - yard dash in 4.46 seconds and bench pressed 225 pounds 23 times .