Arsenal have been dealt a blow as their move for a top youngster has been hijacked at the last minute by Manchester City. Arsenal are aiming to increase the quality of the Hale End academy by signing top young talents, and they recently confirmed the signing of goalkeeper Lucas Martin-Nygaard. It was reported in recent months that Arsenal were closing in on a coup by signing Chelsea wonderkid Ryan McAidoo directly from their academy. The winger had received proposals from several clubs, but Arsenal were considered the front-runners until now. Manchester City hijack Arsenal deal for Chelsea sta…