Chelsea star Diego Costa looks set to miss his side 's ' a couple of weeks ' games . Costa was forced off through injury shortly after coming on at the interval . Jose Mourinho has revealed Costa is likely to be out for next two Chelsea face QPR and Manchester United in ' a couple of weeks ' league matches . Click here to read Sami Mokbel 's match report from Stamford Bridge .
Chelsea star Diego Costa looks set to miss his side 's next two games . Costa was forced off through injury shortly after coming on at the interval . Jose Mourinho has revealed Costa is likely to be out for ' a couple of weeks ' Chelsea face QPR and Manchester United in next two league matches . Click here to read Sami Mokbel 's match report from Stamford Bridge .