I like in his heat a 22.12--200m in to a -2.5 meters per second head wind in the preliminaries using the USTAFF formula that in a 21.86 with no wind. If he had the first heats head wind 21.99. Guy's best is 21.60 if conditions right could be a 21.5 or better in the final.
His 100m into a -2.3...