Nassau, Bahamas--Results from the first day of the IAAF World Relays in Nassau on Saturday:
Men
4x100m
1. United States (Michael Rodgers, Justin Gatlin, Tyson Gay, Ryan Bailey) 37.38sec, 2. Jamaica 37.68, 3. Japan 38.20
4x800m
1. United States (Duane Solomon, Erik Sowinski, Casimir Loxsom, Robby Andrews) 7min 04.84sec, 2. Poland 7:09.98, 3. Australia 7:16.30
Women
4x200m
1. Nigeria (Blessing Okagbare, Regina George, Dominique Duncan, Christy Udoh) 1min 30.52sec, 2. Jamaica 1:31.73, 3. Germany 1:33.61
Distance medley
1. United States (Treniere Moser, Sanya Richards-Ross, Ajee Wilson, Shannon Rowbury) 10min 36.50sec - world record, 2. Kenya 10:43.35, 3. Poland 10:45.32
AFP