The Capitals beat Boston 4-3 on Saturday, earning a victory backstopped by Braden Holtby's 34 saves.
Washington was an underdog by +175 and came through for bettors backing them. The game went OVER the consensus closing total of 5.
Mike Knuble, Alexander Semin, Troy Brouwer, and Jay Beagle each scored for the Capitals in the victory. Semin opened the scoring for Washington, finding the back of the net at 11:16 of the second period. The goal was assisted by Dennis Wideman and Marcus Johansson.
Braden Holtby turned in a 34-save effort for the Capitals.
Dennis Seidenberg, Johnny Boychuk, and Brad Marchand scored for the Bruins, finding the net behind Braden Holtby.
Tim Thomas stopped 28 of 32 shots for the Bruins, but it wasn't enough to earn the victory.
On the power play, Washington went 1-for-2, while the Bruins were 1-for-3 with the man advantage.
Boston outshot Washington 37-32 in the game.