Washington 3, Montreal 2 (SO): The Capitals blew a two-goal lead for the second straight game, but Alex Ovechkin and Alexander Semin scored in the shootout to move the Capitals two points ahead of Buffalo for the eighth and final playoff spot.
Ottawa 4, Philadelphia 3 (SO): Jason Spezza and Milan Michalek scored shootout goals to help the Senators rebound after blowing a 3-0 lead.
Boston 6, N.Y. Islanders 3: Brad Marchand snapped a third-period tie with his team-leading 27th goal, and the Bruins ended the Islanders' postseason chances.
New Jersey 5, Carolina 0: Ilya Kovalchuk had three points, Martin Brodeur made 22 saves in his third shutout of the season and the Devils clinched a playoff berth.
Tampa Bay 3, Winnipeg 2 (OT): Steven Stamkos scored his NHL-leading 56th goal of the season 45 seconds into overtime to give the Lightning the win. Stamkos picked up his NHL-record fifth OT goal in one season.
Columbus 5, St. Louis 2: R.J. Umberger scored twice and rookie goalie Allen York made it three wins in three career starts for Columbus, but the Blues won their first Central Division title since 1999-2000 when Chicago beat Nashville.
Chicago 5, Nashville 4: Brent Seabrook scored the game-winner at 8:19 of the third period, and the Blackhawks clinched a playoff berth.
Minnesota 4, Los Angeles 3 (SO): Erik Christensen and Mikko Koivu scored in a shootout.
Phoenix 4, Anaheim 0: Mike Smith had 44 saves in his second straight shutout and Ray Whitney passed 1,000 career points for Phoenix.
Around the rinks
AHL: Toronto 1, Rochester 0: Goalie David Leggio stopped 28 of the 29 shots he faced, but the Americans couldn't beat Marlies goalie Mark Owuya, who stopped 27 shots. Toronto's Nazem Kadri had the only goal.
On the Web
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From News and wire service reports.