NY Islanders 4, San Jose 3
Captain John Tavares recorded two assists in regulation and scored deciding goal in the fifth round of the shootout as New York defeated visiting San Jose to remain unbeaten.
Dallas 3, Pittsburgh 2
Tyler Seguin scored the go-ahead goal with 2.9 seconds remaining in the third period as visiting Dallas overcame an early deficit to stun Pittsburgh.
Washington 6, New Jersey 2
Marcus Johansson snapped a tie 6:18 into the second period and host Washington went on to hand New Jersey its first loss of the season.
NY Rangers 2, Carolina 1
Rick Nash scored the only goal of the shootout in the third round as host New York snapped a three-game losing streak and continued its domination of Carolina.
Montreal 6, Boston 4
Brendan Gallagher collected two goals and an assist while PA Parenteau also tallied twice as Montreal outslugged its Original Six rival to win its home opener.
Ottawa 5, Colorado 3
Clarke MacArthur scored with 8:17 to play in the third period to snap a tie as host Ottawa erased a pair of two-goal deficits to beat Colorado for the first time since December 2005.
Los Angeles 1, St. Louis 0
Jeff Carter scored the lone goal of the night in the shootout and Jonathan Quick matched the franchise mark for shutouts as host Los Angeles eked past St. Louis.