Jonathan Marchessault's hat trick propelled the Vegas Golden Knights to a 5-1 win over the visiting Colorado Avalanche on Sunday at T-Mobile Arena in Game 4 of their second-round playoff series.
Marchessault scored a goal in each period to lead Vegas, which tied Colorado at two games apiece in the best-of-seven matchup.
William Karlsson assisted on all three Marchessault tallies. Max Pacioretty and Patrick Brown scored Vegas' other goals.
Colorado's Brandon Saad opened the scoring with a goal at 1:50 of the first period. Marchessault answered at 7:07 of the first, and the two teams went into intermission tied at one.