Arsenal's Theo Walcott ruled out for a month with knee ligament injury

Walcott, making his first start of the season, had to be taken off during the first half of Saturday's 3-1 win over Birmingham following a challenge from Liam Ridgewell.''The news is not good,'' said Wenger ahead of Tuesday's Champions League meeting with AZ Alkmaar. ''We are without Theo Walcott for longer than expected. Related ArticlesWenger: Arsenal on cusp of all-round successWenger disgust at Taylor chantsThe great and the goodWenger: referees should keep their distanceSport on televisionArshavin's world view''We thought it would be just 48 hours but it is a medial knee ligament, which is what I feared after the game. He will be out for three to four weeks.''Czech midfielder Tomas Rosicky [knee] is also unavailable for the AZ match, but full-back Gael Clichy has shaken off an ankle problem which kept him out of the win over Birmingham.Samir Nasri, who broke his leg during pre-season, and goalkeeper Lukasz Fabianski (knee) will continue their rehabilitation with the reserves on Tuesday night, but strikers Nicklas Bendtner (groin) and Eduardo (groin), midfielder Denilson (back) and centre-half Johan Djourou (knee) remain sidelined.

Source: Telegraph