Cozens gave the Senators a 1-0 lead at 1:58 of the first period when he redirected a pass from Artem Zub past Lindgren from the slot.
Pinto made it 2-0 at 3:27 of the second period when he stole the puck, came in on a partial breakaway and poked the puck in. The net came loose after he collided with Lindgren, and after a review the goal was upheld as the puck crossed the goal line before the net was displaced.
The Capitals challenged for goaltender interference, but it was determined that Washington defenseman Jakob Chychrun pushed Pinto into Lindgren.
“Honestly it was more a product of we felt like the odds of us getting it right were probably slim,” Carbery said, “but judging by the way that our group looked, I felt like we needed keep that game 1-0, so it was worth a shot.”
On the ensuing power play, Cozens increased the lead to 3-0 when he took a back-door pass from Batherson, deked around Lindgren at the net front and lifted in a backhander at 4:27.
“When Drake has the puck down there, I know he’s a great passer, so I just tried to find a spot and he made a great play to me and just found a way to get it in,” Cozens said. “So, it was a great play by Drake.”
Cousins extended it to 4-0 at 6:22 when he was sent in on a breakaway by Stutzle and scored.
Ottawa outshot Washington 19-6 in the first and second periods.
“We’ve been talking a lot about defending and playing a checking game, checking for your chances and I thought tonight was a good example of that,” Green said.
Batherson made it 5-0 when he knocked in a rebound during a power play 55 seconds into the third period.