Shea Theodore scored in the second period just moments after stepping out of the penalty box, leading the Vegas Golden Knights to a 3-0 win over the Seattle Kraken.
Brock Boeser and J.T. Miller scored 1:52 apart early in the third period, Jaroslav Halak stopped 32 shots and the Vancouver Canucks beat the NHL-leading Colorado Avalanche 3-1.
Karel Vejmelka made 34 saves, Nick Schmaltz scored twice including a clinching empty-net goal in the final minute, and the Arizona Coyotes beat the Seattle Kraken 5-2.
Mason Appleton scored his first goal in nearly two months 26 seconds into the third period, Philipp Grubauer made 28 saves, and the Seattle Kraken beat the Florida Panthers 5-3.
Winnipeg Jets forward Mark Scheifele was suspended for four games by the NHL for a crushing late hit on Montreal’s Jake Evans in Game 1 of the second-round series.
Jesperi Kotkaniemi and Eric Staal scored early goals as Montreal beat the Winnipeg Jets 5-3 in Game 1 of the second-round series, a victory tempered by a late hit on Canadiens center Jake Evans.
Nathan MacKinnon finished his first career playoff hat trick with an empty-net goal to help the Colorado Avalanche pull away late for a 6-3 win over St. Louis.
Thatcher Demko stopped 48 shots as the Vancouver Canucks staved off elimination for the second straight game with a 4-0 win over the Vegas Golden Knights.