Speed on display at the Combine

Teresa Varley

Turning on the afterburners:Kentucky cornerback Maxwell Hairston lit it up in the 40-yard dash, turning in a 4.28 on his second run of the day.

Hairston came out of the gate with a 4.30 on his first run and heard plenty of cheers from the crowd, but you could immediately see the disappointment on his face.

"That's the look of a man who knows he can go faster," said NFL N