SUNRISE, Fla. (AP) -- Erik Karlsson scored the go-ahead goal midway through the second period and the Ottawa Senators won their third straight game to start the season, beating the Florida Panthers 3-1 on Thursday night.
Chris Phillips also scored for Ottawa, and Craig Anderson made 25 saves. Jason Spezza added an empty-net goal with 1:16 remaining.
Tomas Fleischmann scored and Jose Theodore stopped 34 of 36 shots for Florida. The defending Southeast Division champions fell to 1-3.
Ottawa has won 11 of the last 12 meetings between the teams.
Theodore stopped Guillaume Latendresse on a penalty shot with 9:11 left in the third period. Brian Campbell was called for hooking Latendresse as the Senators player skated in on goal.
Karlsson scored his second goal to give Ottawa the lead 8:28 into the second period. He intercepted Shawn Matthias' cross-ice pass in the neutral zone, skated in on the left side and wristed a right-handed shot past Theodore high to the stick side.