Tom Pyatt broke a tie with 3:05 left in the third period, and Craig Anderson made 45 saves to help the Ottawa Senators to a 4-3 win against the Toronto Maple Leafs at Air Canada Centre on Wednesday.
Thomas Chabot, Mike Hoffman and Gabriel Dumont scored for the Senators (15-18-9), who have won three of their past four games.
Andreas Borgman, James van Riemsdyk and Rielly scored, and Andersen made 28 saves for the Maple Leafs (25-17-3), who are 2-1-1 in their past four games.
Dumont scored his first goal in 23 games this season — seven with the Tampa Bay Lightning and 16 with the Senators — for a 3-2 lead at 2:15 of the third period.
Borgman made it 2-1 at 18:10 of the second period when his point shot deflected off Duchene and beat Anderson to the glove side.
Van Riemsdyk tied it 2-2 54 seconds into the third period when he took a pass from Tyler Bozak, put the puck between his own legs and shot past Anderson.
The Senators took a 1-0 lead at 11:26 of the first period when Chabot’s shot from the left-wing face-off circle went off Maple Leafs defenseman Roman Polak in the slot and past Andersen.
Anderson’s save on van Riemsdyk at 19:51 of the third period.
Van Riemsdyk’s goal 54 seconds into the third period.
Maple Leafs forward William Nylander had an assist in 19:25 and extended his point streak to four games.