BOSTON (AP) - Tuukka Rask rebounded from his first loss with 32 saves for his second shutout, Brad Marchand and David Krejci scored power-play goals in the second period, and the Boston Bruins beat the Buffalo Sabres 4-0 on Monday night.

David Pastrnak had a power-play goal and Riley Nash scored for the Bruins, who won for the fourth time in five games. Rask recorded his 32nd career shutout after losing 5-2 against the New York Rangers on Saturday. He improved to 7-1 this season.

Robin Lehner made 38 saves for Buffalo, but he fell to 3-7-3 lifetime against Boston. It was just the Sabres' second loss in six games.