Bruins, Penguins arrive at Winter Classic in vintage Red Sox, Pirates uniforms
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NHL's Winter Classic: Bruins and Penguins players don Red Sox and Pirates gear at Fenway Park
Fenway Park transforms for NHL's 14th annual Winter Classic
Bruins, Penguins arrive at Winter Classic in vintage Red Sox, Pirates uniforms
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Bruins, Penguins rock vintage baseball uniforms at Winter Classic
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