He recently came out of retirement to coach Olympic sprinter Walter Dix, who is a bronze medalist in both the 100 and 200 meter events.

NPR: Anchor-Leg Strength May Be Hurting Relay Handoffs

Beijing Olympic gold medalist LaShawn Merritt won the men's 400 in 44:32, and Jamaican Nickel Ashmeade ran the 200 in 20:14 to best Walter Dix in 20:16.

NPR: Gatlin Wins 100 At The Prefontaine Classic