Didier Drogba has picked up a thigh injury and pulled out of a charity game . Chelsea are already missing ben ##fica and # Remy through surgery . They travel to face Arsenal at the millennium Stadium on weekdays at 4 pm . Costa returns to first - team training this week to replace Jose Mourinho .
Didier Drogba has picked up a thigh injury and pulled out of a charity game . Chelsea are already missing Diego Costa and Loic Remy through injury . They travel to face Arsenal at the Emirates Stadium on Sunday at 4pm . Costa returns to first-team training this week to boost Jose Mourinho .