Rai Benjamin, a Nike professional athlete, won the men's invitational elite 400 meters in 44.42 seconds at the 64th Mt. SAC Relays Presented by Nike at Hilmer Lodge Stadium in Walnut, Calif. Benjamin was competing in his first 400-meter race in more than a calendar year, following his victory in 44.21 at last season's USC Trojan Invitational.