Craig Anderson stopped 35 shots, backstopping 1 win over the Lightning on Thursday.
The game-opening goal came midway through the first, when Colin Greening lobbed the puck on net and Spezza drove the rebound though traffic and past Roloson.
The Senators made it 2-0 late in the second, courtesy of Turris' first goal of the season. The center, who arrived from Phoenix via trade in December, deflected an Alfredsson pass into the net at the 17:07 mark.
Stamkos extended his goal streak to five games midway through the third, shooting off one knee and beating Anderson to make it 2-1. But Smith answered at the 16:34 mark with a slap shot past Roloson and Alfredsson added an empty- netter with 53 seconds left.
Alfredsson, Spezza, Milan Michalek and Erik Karlsson were all named to the NHL All-Star game on Thursday. Ottawa will host the game, which takes place January 29...This was the second of four meetings between the teams this season. Ottawa has won both games...Turris was acquired from the Coyotes in exchange for David Rundblad on December 17.