Chicago Blackhawks' Patrick Kane checks Washington Capitals' Troy Brouwer during the first period of an NHL hockey game in Chicago on Sunday, March 18, 2012. (AP Photo/Charles Cherney)

Photo by: Charles Cherney

Chicago Blackhawks' Patrick Kane checks Washington Capitals' Troy Brouwer during the first period of an NHL hockey game in Chicago on Sunday, March 18, 2012. (AP Photo/Charles Cherney)