Gabe Perreault had two goals and an assist to lead the United States to a 7-2 win over Latvia in a world junior hockey championship quarterfinal on Tuesday.
Will Smith and Oliver Moore each had a goal and an assist, while Drew Fortescue, Danny Nelson and Rutger McGroarty also scored.
Seamus Casey had three assists, while Cutter Gauthier set up two goals.
Dans Locmelis had both goals for Latvia.
Jacob Fowler made 23 saves for the Americans, while Latvia's Deivs Rolovs stopped 34 shots.