Originally Posted by Kaylore
There is some dispute about that supposed 4.28 time. The link to that "fact" on wikipedia is dead and I believe it's from an unofficial USA today article. And virtually everywhere else on the internet has him at 4.33 - 4.35.
In 1994 it would have been hand timed anyway, so subject to some variability. It is not uncommon for hand timed 40 yard sprints to vary by up to 0.2 seconds between observers.