After a hit on Michael Latta in the neutral zone, Liam O'Brien took exception and tangled with Matt Hendricks, tackling him to the ice.
The Capitals take on the Oilers in Edmonton tonight. Watch live on CSN and follow real-time updates from the game here.
The NHL postponed Wednesday night's game between the Toronto Maple Leafs and Senators because of shootings in Ottawa. The Capitals, who are in Edmonton, will play.
Captain Alex Ovechkin is six points away from becoming the all-time points leader for the Capitals. But there's one record he knows he won't catch.