Chelsea striker Diego Costa was involved in incident with Aaron Cresswell . The pair were sent off for a second bookable offence after the Blues had taken an early lead at Stamford Bridge.
Chelsea striker Diego Costa was involved in incident with Aaron Cresswell . Referee Andre Marriner did not take action against the Spain international . Sam Allardyce said there was no point trying to wind up Costa before game . Eden Hazard scored the only goal of the match to give Chelsea the win . CLICK HERE for all the latest Chelsea news .