Chelsea would be without top scorer Diego Costa for at least three seasons . The $ 32 m fee prevented recurrence of hamstring injury against Stoke . ben Remy and Eden Hazard scored in 2 - 1 victory at Stamford Bridge .
Chelsea will be without top scorer Diego Costa for at least two games . The £32m striker suffered recurrence of hamstring injury against Stoke . Loic Remy and Eden Hazard scored in 2-1 victory at Stamford Bridge .