Sunderland analysis: Dogged display but dire Arsenal record continues

Although they lost, Sunderland should take positives from a performance where they went toe-to-toe with the English champions.As he has so often since joining Sunderland last summer, Xhaka was at the centre of many of the best things the Black Cats did against the midfielder's former club.His brilliant free-kick was headed narrowly wide by Ballard in their best first-half chance, while the final action of the opening period had Xhaka flicking the ball away with his heel as it looked to be headin