CHELSEA: DIEGO COSTA RETURNS TO STAMFORD BRIDGE INJURED

Diego Costa has injured his thigh while on international duty with Spain...He has returned back to Chelsea but will miss Chelsea's game with Middlesborough on Sunday...The former Atletico Madrid player will also miss a friendly between Spain and England at Wembley next week and a World Cup qualifier against Macedonia...So far he has 9 goals in 11 appearances and he is well needed by his team...Chelsea has a derby with Tottenham Hotspur followed by a game with Manchester City.