Los Angeles 4, Arizona 2
Defenseman Alec Martinez scored a power-play goal early in the third period to snap a tie as Los Angeles began its four-game homestand with its second straight win.
Colorado 5, Buffalo 1
Alex Tanguay recorded two goals and an assist while Jarome Iginla set up three tallies as visiting Colorado won for only the second time in eight games.
Philadelphia 7, Toronto 4
Captain Claude Giroux scored two goals and set up two others while Jakub Voracek took over the NHL scoring lead by collecting four assists as visiting Philadelphia rallied from a pair of early deficits to cruise to victory.
Montreal 4, Ottawa 1
Brendan Gallagher scored the go-ahead goal in the second period and Carey Price finished with 24 saves as host Montreal defeated Ottawa for the fourth straight time.
Washington 4, New Jersey 0
Captain Alex Ovechkin scored a highlight-reel goal to end his four-game drought and Braden Holtby posted his 13th career shutout as visiting Washington extended its point streak to eight contests (6-0-2).
NY Islanders 3, Tampa Bay 1
Captain John Tavares and Anders Lee scored 12 seconds apart late in the third period as host New York rallied to extend its winning streak to four games.
Pittsburgh 3, Florida 1
Nick Spaling scored one goal and set up another while Marc-Andre Fleury made a season-high 45 saves to lift host Pittsburgh to its third consecutive victory.
NY Rangers 3, Carolina 2
Mats Zuccarello scored the lone goal of the shootout in the first round as visiting New York skated to its fifth straight victory by claiming the opener of the home-and-home series.
Columbus 3, Chicago 2
Defenseman Jack Johnson scored the decisive goal in the ninth round of the shootout as host Columbus ended its 13-game losing streak (0-10-3) against Chicago.
Nashville 6, Minnesota 5
Defenseman Mattias Ekholm walked out from behind the net and beat Niklas Backstrom to the stick side from the slot 1:45 into overtime as visiting Nashville outlasted Minnesota.
Vancouver 3, Calgary 2
Defenseman Chris Tanev celebrated his 25th birthday by scoring 18 seconds into overtime as host Vancouver defeated Calgary for the ninth straight time and snapped its five-game winless streak (0-4-1).
San Jose 3, St. Louis 2
Defenseman Brent Burns beat Jake Allen with a one-timer from above the slot during a power play 4:22 into overtime as San Jose rallied to complete a perfect five-game homestand.