With mere seconds left to play against Burnley, it looked like Arsenal fans were going to get to celebrate Arsene Wenger’s 20th anniversary with the club by continuing their calls for him to be sacked. But Alex Oxlade-Chamberlain, Laurent Koscielny and the match officials all did what they could to ensure that Wenger didn’t suffer embarrassment by getting him a 1-0 win with an offside, handball goal at the death.