Stoke 1-0 Arsenal: Walters dumps Gunners as Wenger's men fall behind in title race

Arsenal's Barclays Premier League title challenge suffered a blow as Jon Walters' second-half penalty saw them condemned to a 1-0 defeat at Stoke. Walters stepped up in the 76th minute to slot home a spot-kick he had won when his flick struck the arm of Laurent Koscielny in the Gunners box.