Vancouver goalie Roberto Luongo, bottom, has words with Chicago Blackhawks' John Scott, far left, as he leaves the ice after being replaced during the Canucks' 5-0 playoff loss.

VANCOUVER, British Columbia — Defenseman Duncan Keith had two goals and two assists and the Chicago Blackhawks stayed alive in their Stanley Cup title defense, routing Vancouver 5-0 on Thursday night to cut the Canucks’ lead to 3-2 in the first-round series.

Marian Hossa, with his first two goals of the series, and Patrick Kane, with his first, also scored, and rookie Corey Crawford made 36 saves for his first playoff shutout.

Since losing the first three games of the best-of-seven series, Chicago has dominated a Canucks team that it eliminated from the playoffs the last two seasons.

Luongo was pulled after giving up his fourth goal on 12 shots 1:26 into the second period.

Bruins 5, Canadiens 4

Michael Ryder scored 1:59 into overtime to give Boston a victory over Montreal, tying the Eastern Conference series 2-2.

Sharks 6, Kings 3

Ryane Clowe scored two goals, Jason Demers added another in the second period and San Jose beat Los Angeles to take a 3-1 lead in the Western Conference series.

Joe Thornton and Joe Pavelski scored in a 54-second span early in the third period.