Arsene Wenger has confirmed Olivier Giroud isn't available for selection against Borussia Dortmund as the club didn't expect him to be back from injury so soon.

Laurent Koscielny gave Arsenal a boost after returning to full training but Danny Welbeck, Jack Wilshere, Wojciech Szczesny and Theo Walcott weren't involved.

Arsene Wenger held crisis talks with Ivan Gazidis at the training ground on Monday as the pressure continues to mount on the beleaguered Arsenal boss.

There are worrying rumours circulating on Twitter suggesting that Jack Wilshere has been ruled out for up to 10 weeks with a fresh ankle injury.

The referees have been revealed for Arsenal's upcoming games against Borussia Dortmund, West Bromwich Albion and Southampton. See who'll be in charge here.

Arsenal have been hit by another blow ahead of Wednesday's Champions League clash against Borussia Dortmund with Olivier Giroud not eligible to play in the game

Arsenal have been hit by a double injury blow ahead of Wednesday's clash against Dortmund with Jack Wilshere and Wojciech Szczesny both set to miss the game

Fears are growing over the fitness of Jack Wilshere after the Arsenal star was pictured wearing a protective boot during a public appearance on Sunday evening.

Arsene Wenger has offered an injury update on Wojceich Szczesny and Jack Wilshere after they were forced off during our 2-1 defeat to Man Utd on Saturday night.

Despite dominating for much of the game, Arsenal slumped to a disappointing 2-1 defeat to Manchester United at the Emirates. Here are our ratings.