Justin Faulk of the Carolina Hurricanes scored four minutes into overtime for his second goal of the game Friday, sending the United States to a 3-2 victory over Kazakhstan at hockey's world championships.
The Americans were coming off a 5-3 victory over Belarus on Thursday and improved to 3-1-1 in Group A.
Tampa Bay Lightning forward J.T. Brown opened the scoring 4:12 into the second period. Kazakhstan's Konstantin Pushkaryov tied it four minutes later on a power play.
Faulk scored his first goal 4:58 into the third period to make it 2-1, with Talgat Zhailauov evening the score 11 minutes later.
In a later Group A game, Canada plays defending champion Finland.