Arsenal without injured Wojciech Szczesny for Montpellier test

• Ankle injury keeps Pole out of Champions League match• Vito Mannone set to deputise while Abou Diaby is in squadArsenal will be without their first-choice goalkeeper Wojciech Szczesny because of an ankle problem for their trip to Montpellier in their opening Champions League match on Tuesday.Vito Mannone will again deputise for the Polish goalkeeper, who conceded a sloppy goal in Arsenal's 6-1 win over Southampton on Saturday, with 21-year-old James Shea on the bench.Mannone has started two matches already for Arsenal this season and the Italian kept clean sheets against Stoke City and Liverpool.Abou Diaby, who has had a hip injury, is in t...