Penguins 4, Hurricanes 3: James Neal scored at 1:03 of overtime, and Pittsburgh beat Carolina. NHL scoring leader Sidney Crosby had a goal, and Chris Conner and Deryk Engelland each scored in the third period to help the Eastern Conference-leading Penguins win their 13th in 15 games.
Penguins coach Dan Bylsma says top-line forward Pascal Dupuis could miss the rest of the season with a knee injury. Bylsma said that Dupuis will have surgery "in a couple of weeks" to repair his anterior cruciate ligament.
Blackhawks 7, Avalanche 2: Patrick Sharp (hat trick) and Jonathan Toews each totaled four points for Chicago in the rout of Colorado.
Bruins 5, Senators 0: Tuukka Rask made 33 saves for his fourth shutout of the season, and Reilly Smith scored two goals to pace Boston's rout of Ottawa. The Bruins are 13-0-2 in their last 15 home games and have won eight straight in Boston. They haven't lost there in regulation since Oct. 26.
Stars 4, Predators 1: Erik Cole scored two goals in the second period to lead Dallas over Nashville. Dallas is 4-0-1 in its last five games. The Predators are 0-4-1 in their past five games, during which they have allowed 21 goals.
Oilers 2, Flames 0: Ryan Smyth scored both goals, and Devan Dubnyk made 27 saves to lead Edmonton over Calgary.
-- ASSOCIATED PRESS