(AP) - The US men's and women's teams swept the 1600-meter relays today, ending a string of frustrations for the Americans that included dropped batons in two earlier races. For the women, Sanya Richards anchored her team in a come-from-behind victory over Russia in 3:18.54, the world's fastest time since 1993. On the men's side, Jeremy Wariner crossed the line 12 strides ahead of Christopher Brown of the Bahamas, finishing in 2:55.39 to break the Olympic record by 0.35 second. More»