Washington Capitals center Mathieu Perreault (85) skates with the puck against the Buffalo Sabres during the second period of an NHL hockey game, Sunday, March 17, 2013, in Washington. (AP Photo/Nick Wass)

Photo by: Nick Wass

Washington Capitals center Mathieu Perreault (85) skates with the puck against the Buffalo Sabres during the second period of an NHL hockey game, Sunday, March 17, 2013, in Washington. (AP Photo/Nick Wass)