Griffin clocked at 4.38 in 40-yard dash (AP)

[ASFN Admin]

Heisman Trophy winner Robert Griffin III has run the fastest 40-yard dash by a quarterback at this year's NFL scouting combine. Griffin ran the sprint twice Sunday and was unofficially clocked with a two-run average of 4.38 seconds. Andrew Luck, the Heisman runner-up and favorite to be the No. 1 pick, later ran twice, getting clocked at 4.66 and 4.59.

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