Some "official" 40 times:
— Josh Norris (@JoshNorris) March 2, 2018
Nyheim Hines 4.38
Saquon Barkley 4.40
Rashaad Penny 4.46
Kalen Ballage 4.46
Derrius Guice 4.49
Justin Jackson 4.52
Bo Scarbrough 4.52
Nick Chubb 4.52
Sony Michel 4.54
Royce Freeman 4.54https://t.co/UjvazqWjUR