Senators top Sabres
{{#rendered}} {{/rendered}}Erik Condra scored the go-ahead goal at the 7:59 1, at Scotiabank Place.
Zack Smith and Erik Karlsson also tallied for Ottawa, which had lost four of its last five games coming into Tuesday night's contest.
Condra also added an empty-netter and Craig Anderson stopped 22 of 23 shots for the win.
{{#rendered}} {{/rendered}}Jordan Leopold netted the long goal for the Sabres, who have dropped four of their past five games.
Ryan Miller made 35 saves in the loss.