Article Photos: Karlsson, Senators beat Panthers 3-1 to open 3-0 5/5

Florida Panthers defenseman Dmitry Kulikov (7), of Russia, and Ottawa Senators defenseman Patrick Wiercioch (46) battle for the puck during the second period of an NHL hockey game, Thursday, Jan. 24, 2013, in Sunrise, Fla. (AP Photo/Wilfredo Lee)