Nhl

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Ottawa Senators forward Bobby Ryan (9) controls the puck during the second period of an NHL hockey game against the Buffalo Sabres, Saturday Feb. 4, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)

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Buffalo Sabres defenseman Cody Franson (6) and Ottawa Senators forward Tom Pyatt (10) battle in front of the net during the second period of an NHL hockey game, Saturday Feb. 4, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)

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Buffalo Sabres goalie Robin Lehner (40) makes a stick-save against Ottawa Senators forward Jean-Gabriel Pageau (44) during the second period of an NHL hockey game, Saturday Feb. 4, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)

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Buffalo Sabres forward Ryan O'Reilly (90) celebrates his goal during the second period of an NHL hockey game against the Ottawa Senators, Saturday Feb. 4, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)

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Calgary Flames goalie Brian Elliott (1) argues with referee TJ Luxmore (21) moments after New Jersey Devils right wing Kyle Palmieri, not seen, scored a goal on him during the second period of an NHL hockey game, Friday, Feb. 3, 2017, in Newark, N.J. (AP Photo/Julio Cortez)

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In this photo made with a fish-eye lens, the puck kicks up as New Jersey Devils center Adam Henrique (14) and Calgary Flames right wing Troy Brouwer (36) compete for possession during the first period of an NHL hockey game, Friday, Feb. 3, 2017, in Newark, N.J. (AP Photo/Julio Cortez)

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Calgary Flames goalie Brian Elliott (1) hangs his head after allowing a goal to New Jersey Devils center Adam Henrique (14) during the second period of an NHL hockey game, Friday, Feb. 3, 2017, in Newark, N.J. (AP Photo/Julio Cortez)

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Anaheim Ducks center Rickard Rakell (67) is pursued by Florida Panthers center Colton Sceviour (7) as he takes the puck down the ice during the first period of an NHL hockey game, Friday, Feb. 3, 2017, in Sunrise, Fla. (AP Photo/Wilfredo Lee)

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Anaheim Ducks center Ryan Getzlaf (15) slams Florida Panthers center Vincent Trocheck (21) into the boards during the first period of an NHL hockey game, Friday, Feb. 3, 2017, in Sunrise, Fla. (AP Photo/Wilfredo Lee)

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Anaheim Ducks center Ryan Kesler (17) attempts a shot at Florida Panthers goalie James Reimer (34) during the first period of an NHL hockey game, Friday, Feb. 3, 2017, in Sunrise, Fla. (AP Photo/Wilfredo Lee)

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Florida Panthers defenseman Keith Yandle flings a plastic rat thrown on the ice by fans after the Panthers defeated the Anaheim Ducks 2-1, during an NHL hockey game, Friday, Feb. 3, 2017, in Sunrise, Fla. (AP Photo/Wilfredo Lee)

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Florida Panthers left wing Jonathan Huberdeau, center, celebrates with defenseman Keith Yandle, left, and defenseman Jason Demers after Huberdeau scored during the second period of an NHL hockey game against the Anaheim Ducks, Friday, Feb. 3, 2017, in Sunrise, Fla. (AP Photo/Wilfredo Lee)