“I don't know yet,” Niskanen said. “And that’s the truth, I actually don’t know yet.
Defenseman will skate with the team Tuesday, Coach Barry Trotz said, and should be a game-time decision for Wednesday's visit to Toronto.
The two former Penguins defensemen speak to re-signing with Pittsburgh, adjusting to life in Washington and the nebulous idea of organizational loyalty.
According to one teammate, Niskanen might have called his shot during the second intermission.
The Capitals inability to score on a four-minute power play and Pittsburgh's strong penalty kill in the third period changed the course of Tuesday's game.