Arsenal legend Jens Lehmann has warned Mikel Arteta is running out of time to prove he is a manager capable of winning trophies for the Gunners. The Spaniard has masterminded significant progress at a club who were in disarray when he took over from Unai Emery five years ago.

Germain in the Champions League semi-final on Tuesday night, Arsenal will return to domestic action this weekend. The Gunners will host Bournemouth at the Emirates Stadium in the Premier League on Saturday evening,