Things are getting increasingly testy in the first-round playoff series between the Washington Capitals and the Montreal Canadiens

Both the Canadiens and Capitals were fined $25,000 each for players' antics during warmups before Game 4 on Sunday night.

The Washington Capitals beat the Montreal Canadiens 5-2 in Game 4 to take a commanding 3-1 lead in their first-round NHL playoff series. The Capitals scored four times in the third period to rally from a 2-1 deficit in Montreal.