Chelsea put in a spirited performance against Arsenal after going down to ten men, but head coach Liam Rosenior has admitted that two common failings are letting them down.
Discipline and poor defending from set pieces at the Emirates cost them dearly, despite being more than a match for the Gunners in open play.
William Saliba gave the home side the lead before a Piero Hincapie own goal levelled the game just before halftime. Jurrien Timber scored the winner from another corner 20 minutes into the second half.
Press the next page as we give our Chelsea player ratings for the 2-1 defeat to Arsenal on Sunday evening.