Karlsson's 2 goals lead Senators past Coyotes

Ottawa Senators defenseman Erik Karlsson (65) celebrates after scoring a goal against the Arizona Coyotes during the third period during an NHL hockey game, Thursday, March 9, 2017, in Glendale, Ariz. Ottawa won 3-2 in overtime. AP Photo/Rick Scuteri) (The Associated Press)

Arizona Coyotes right wing Shane Doan (19) and Ottawa Senators defenseman Chris Wideman skate for the loose puck during the second period during an NHL hockey game, Thursday, March 9, 2017, in Glendale, Ariz. (AP Photo/Rick Scuteri) (The Associated Press)

Arizona Coyotes left wing Brendan Perlini (29) celebrates after scoring against the Ottawa Senators during the second period of an NHL hockey game, Thursday, March 9, 2017, in Glendale, Ariz. (AP Photo/Rick Scuteri) (The Associated Press)

Erik Karlsson scored twice, including 40 seconds into overtime, and the Ottawa Senators edged the Arizona Coyotes 3-2 on Thursday night for their fifth straight victory.

Karlsson tied it 2-2 when the star defenseman put in a rebound at 12:47 of the third period.

The Senators moved within two points of first-place Montreal in the Atlantic Division. Mike Condon had 39 saves.

Brendan Perlini and Lawson Crouse scored for Arizona. Mike Smith made 28 saves.

The Coyotes power play dropped to 3 of 39 over the past 13 games after an 0-for-4 night. Arizona has lost four of five.