With both teams held scoreless through 60, the Capitals went to overtime for the fifth time in eight games, where Ovechkin scored to secure a 1-0 victory late in the 3-on-3 frame.
The Washington Capitals dropped a 4-3 decision in the shootout against the Buffalo Sabres at the KeyBank Center on Monday night.
Alex Ovechkin scored at 3:07 of overtime to lift the visiting Washington Capitals over the Ottawa Senators 1-0 on Thursday night.