With that, here are the fastest 40-yard dash runs in NFL combine history ... Also in the 1980s, Bo Jackson claimed he ran a 4.13 40-yard dash at a regional combine in 1986.

The NFL Scouting Combine has become a must-see event for NFL fans thanks to drills like the 40-yard dash. The NFL Scouting ... set records in this category. Bo Jackson recorded a time of 4.12 ...

J.J. Watt, Chris Johnson, and Bo Jackson show what it means to be ... Washington posted one of the fastest 40-yard-dash times in combine history—a blazing 4.29 seconds. The Oakland Raiders ...

Even using some of the more conservative estimates for Milroe's 40-yard dash time, the 22-year-old would rank among the fastest quarterbacks currently in the NFL. Here's what to know about Milroe's 40 ...