By: THE CANADIAN PRESS

HALIFAX - Canada remains unbeaten at the IIHF World Hockey Championship after a 5-4 victory over the United States.

Dany Heatley scored the winning goal with 46.8 seconds left to play. It was his second goal of the game. Brent Burns, Jonathan Toews and Derek Roy also scored for the Canadians, who have opened the tournament with three victories.

Zach Parise, Patrick O'Sullivan, Dustin Brown and Jason Pominville scored for the Americans.