Boston Bruins defenseman Johnny Boychuk (55) and Montreal Canadiens left wing Mike Cammalleri (13) battle for position during the 2nd period on Thursday night, January 13, 2012, at the TD Garden in Boston, Ma.

Boston Bruins defenseman Johnny Boychuk (55) and Montreal Canadiens left wing Mike Cammalleri (13) battle for position during the 2nd period on Thursday night, January 13, 2012, at the TD Garden in Boston, Ma.

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