Alex Kovalev scored a power-play goal with 18 seconds remaining in overtime as the Ottawa Senators beat the Washington Capitals 5-4 Tuesday for their fifth consecutive win. Kovalev picked up his 18th goal of the season after Nicklas Backstrom was called for a tripping penalty with 33 seconds left in the extra period, handing the NHL standings leaders their third straight loss. Jason Spezza had two goals and two assists, and Peter Regin and Chris Campoli also scored for the Senators. Daniel Alfredsson added two assists, and Brian Elliott made 17 saves. Alexander Semin scored his 36th and 37th goals, and Mike Green and Mathieu Perreault also scored for the Capitals. Canucks 4, Coyotes 1: At Vancouver, British Columbia, Henrik Sedin scored a short-handed goal and added two assists for Vancouver to regain the NHL scoring lead. Alex Burrows, Mason Raymond and Daniel Sedin also scored, and Roberto Luongo finished with 32 saves as the Canucks moved seven points ahead of Colorado atop the Northwest Division. Bruins 1, Devils 0, OT: At Newark, New Jersey, Patrice Bergeron scored from a rebound with 18.3 seconds left in overtime as Boston beat New Jersey to maintain its hold on the final playoff berth in the Eastern Conference. Tuukka Rask stopped 21 shots to pick up his fifth shutout of the season, keeping Boston two points ahead of Atlanta in the race for the eighth and final playoff spot in the conference. Red Wings 5, Oilers 4: At Detroit, Brad Stuart scored with 1:07 left to lift Detroit to the win over Edmondon after blowing a 4-0 second-period lead. Rangers 4, Islanders 3: At Uniondale, New York, Vinny Prospal, Olli Jokinen and Marian Gaborik scored second-period goals, and Marc Staal got the winner early in the third to lift the Rangers. Blue Jackets 3, Lightning 2: At Colombus, Ohio, Rick Nash scored twice for Columbus, including the winner on the second of four consecutive power plays in the first 12 minutes of the final period. Thrashers 3, Maple Leads 2: At Toronto, Nik Antropov scored the winner against his former team to help Atlanta keep its playoff hopes alive. Blues 4, Blackhawks 2: At St. Louis, Alex Steen had two goals and an assist, and scored the go-ahead goal early in the third period to help St. Louis keep alive faint playoff hopes. Kings 2, Predators 0: At Nashville, Tennessee, one day after being recalled from Manchester of the minor league American Hockey League, Jonathan Bernier made 34 saves to record his first career shutout for Los Angeles.