Niklas Kronwall

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Tampa Bay Lightning center Brian Boyle (11) celebrates after scoring past Detroit Red Wings goalie Jimmy Howard (35) and defenseman Niklas Kronwall (55), of Sweden, during the first period of an NHL hockey game, Tuesday, Dec. 20, 2016, in Tampa, Fla. (AP Photo/Chris O'Meara)

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Detroit Red Wings defenseman Niklas Kronwall (55)checks Boston Bruins center Carl Soderberg (34) during the first period of Game 4 of a first-round NHL hockey playoff series in Detroit, Thursday, April 24, 2014. (AP Photo/Carlos Osorio)

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Detroit Red Wings defenseman Niklas Kronwall (55) is congratulated by teammates after his goal during the first period of Game 4 of a first-round NHL hockey playoff series against the Boston Bruins in Detroit, Thursday, April 24, 2014. (AP Photo/Carlos Osorio)

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Boston Bruins left wing Brad Marchand (63) falls over Detroit Red Wings defenseman Niklas Kronwall (55) of Sweden as they chase the puck during the first period of Game 3 of a first-round NHL hockey playoff series in Detroit, Tuesday, April 22, 2014. (AP Photo/Carlos Osorio)

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Detroit Red Wings goalie Jimmy Howard celebrates with teammate Niklas Kronwall (55) after the Red Wings defeated the Boston Bruins 1-0 in Game 1 of a first-round NHL playoff series, in Boston on Friday, April 18, 2014. (AP Photo/Winslow Townson)

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Detroit Red Wings goalie Jimmy Howard makes a save as defenseman Niklas Kronwall (55) and Boston Bruins' Patrice Bergeron look for the rebound during the second period of Game 1 of a first-round NHL playoff hockey series in Boston on Friday, April 18, 2014. (AP Photo/Winslow Townson)

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Detroit Red Wings' Niklas Kronwall (55) clears the puck before Pittsburgh Penguins' Lee Stempniak (22) can get his stick on it during the second period of an NHL hockey game in Pittsburgh, Wednesday, April 9, 2014. (AP Photo/Gene J. Puskar)

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Columbus Blue Jackets' R.J. Umberger , right, passes the puck in front of Detroit Red Wings' Niklas Kronwall, of Sweden, in the first period of an NHL hockey game in Columbus, Ohio, Tuesday, March 25, 2014. (AP Photo/Paul Vernon)

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Detroit Red Wings' Gustav Nyquist (14) is congratulated by teammates Niklas Kronwall (55) and Joakim Andersson (18), all of Sweden, during the first period of an NHL hockey game against the Minnesota Wild Sunday, March 23, 2014 in Detroit. (AP Photo/Duane Burleson)

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Pittsburgh Penguins goalie Marc-Andre Fleury (29) and Detroit Red Wings' Niklas Kronwall (55), of Sweden, watch the puck shot by Detroit Red Wings' Gustav Nyquist go into the goal during the second period of an NHL hockey game Thursday, March 20, 2014, in Detroit. (AP Photo/Duane Burleson)