Tampere, Finland — Red Wings prospect Carter Mazur had an assist, and the United States overcame defending-champion Finland, 4-1, to open the ice hockey world championship on Friday.
Alex Tuch scored two goals and Drew O’Connor had a goal and two assists to lead the U.S.
Cutter Ganthier also scored and goaltender Casey DeSmith stopped 23 shots in Tampere.
Teemu Hartikainen gave the hosts a 1-0 lead late in the opening period on a power play before Ganthier tied it from the left circle in the second.
O'Connor and Tuch completed the rally midway through the final period.