Florida Panthers left wing David Booth, left, and Washington Capitals center Nicklas Backstrom battle for the puck during the first period of an NHL hockey game on Sunday, March 6, 2011, in Sunrise, Fla. (AP Photo/Wilfredo Lee)

Photo by: Wilfredo Lee

Florida Panthers left wing David Booth, left, and Washington Capitals center Nicklas Backstrom battle for the puck during the first period of an NHL hockey game on Sunday, March 6, 2011, in Sunrise, Fla. (AP Photo/Wilfredo Lee)