Arsenal face an uphill struggle in their Champions League knockout after a bruising 0-1 defeat to Porto. But after dishing out consecutive hammerings to West Ham and Burnley in the Premier League, what suddenly went wrong for Arteta's men in Portugal?..
Chelsea and Burnley are just two clubs from across the world using AI to find future Premier League talents - and FourFourTwo were invited along to Chelsea’s Cobham training ground to speak to ai.io’s Richard Felton-Thomas about how they are..