RESULTS, SCHEDULE

Pittsburgh 2, at Buffalo 1 (SO): The Penguins won their fourth game in a row and swept a home-and-home series with the Sabres when Sidney Crosby made the winning shot in a shootout at the outdoor Winter Classic, played in the Buffalo Bills’ stadium.

at Washington 6, Ottawa 3: Mike Green had two goals and an assist, and the Capitals beat the Senators for the third time in three tries this season. The Capitals beat the Senators, 8-6, on Saturday.

at Toronto 4, Tampa Bay 3 (SO): Scott Clemmensen stopped Brad Richards and Martin St. Louis on chances to help the Maple Leafs win their first shootout of the season.

at Kings 9, Chicago 2: Ladislav Nagy had the third hat trick of his career and also had two assists to lead L.A.