William Gallas claims Mikel Arteta ’s decision to sign Raheem Sterling and his subsequent use of him proves he is not a world class manager. Eyebrows were raised when the Arsenal boss turned to a player who had been deemed surplus to requirements by Chelsea on the final day of the summer transfer window.

Arsenal has fallen 15 points adrift of Liverpool at the top of the Premier League and could now find itself in a battle to make the top four, with Chelsea its next opponents this weekend.