Buffalo Sabres' Ryan O'Reilly (90) scores on Boston Bruins' Anton Khudobin, center, in overtime during an NHL hockey game in Boston, Saturday, Oct. 21, 2017. The Sabres won 5-4. (AP Photo/Michael Dwyer)

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Boston Bruins' Anton Khudobin, of Kazakhstan, sits on the ice after a goal by Buffalo Sabres' Ryan O'Reilly in overtime during an NHL hockey game in Boston, Saturday, Oct. 21, 2017. The Sabres won 5-4. (AP Photo/Michael Dwyer)

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Buffalo Sabres' Evander Kane (9) celebrates his goal with teammates Jason Pominville (29) and Matt Tennyson during the third period of an NHL hockey game against the Boston Bruins in Boston, Saturday, Oct. 21, 2017. The Sabres won 5-4 in overtime. (AP Photo/Michael Dwyer)

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Buffalo Sabres' Evander Kane celebrates his goal during the third period of an NHL hockey game against the Boston Bruins in Boston, Saturday, Oct. 21, 2017. The Sabres won 5-4 in overtime. (AP Photo/Michael Dwyer)

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Buffalo Sabres' Ryan O'Reilly celebrates his overtime goal during an NHL hockey game against the Boston Bruins in Boston, Saturday, Oct. 21, 2017. The Sabres won 5-4. (AP Photo/Michael Dwyer)

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Boston Bruins' Brad Marchand (63) and Anders Bjork (10) battle for control of the puck with Buffalo Sabres' Matt Tennyson (5) in front of goalie Robin Lehner (40), of Sweden, during the second period of an NHL hockey game in Boston, Saturday, Oct. 21, 2017. (AP Photo/Michael Dwyer)

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Boston Bruins' David Pastrnak (88), of the Czech Republic, shoots and scores past Buffalo Sabres' Jake McCabe during the second period of an NHL hockey game in Boston, Saturday, Oct. 21, 2017. (AP Photo/Michael Dwyer)

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Buffalo Sabres' Robin Lehner (40), of Sweden, blocks a shot by Boston Bruins' Brad Marchand (63) during the second period of an NHL hockey game in Boston, Saturday, Oct. 21, 2017. (AP Photo/Michael Dwyer)

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Boston Bruins' Patrice Bergeron (37) tries to skate between Buffalo Sabres' Seth Griffith (25) and Johan Larsson (22), of Sweden, during the first period of an NHL hockey game in Boston, Saturday, Oct. 21, 2017. (AP Photo/Michael Dwyer)

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Boston Bruins' Torey Krug (47) checks Buffalo Sabres' Evander Kane (9) during the first period of an NHL hockey game in Boston, Saturday, Oct. 21, 2017. (AP Photo/Michael Dwyer)

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