Laurent Koscielny has added to Arsenal's injury crisis, while Jack Wilshere will be suspended for Saturday's trip to Sunderland
Arsenal live updates
Theo Walcott returned to full training with Arsenal on Monday following his lengthy absence with a knee injury.
England forward Walcott has not played since the 2-0 defeat of Tottenham in January.
The 25-year-old was pictured in first-team training with the Gunners ahead of Saturday's match with Hull.
First full training session after 9 months - feeling good!! http://t.co/QrMIXaxs5h