SportCech's on course for Boro returnBack in training: Chelsea have missed Cech's dominance in the penalty areaSimon Johnson|Football Correspondent13 April 2012Chelsea keeper Petr Cech has stepped up his fitness work in training and is on course to return against Middlesbrough on Sunday.Chelsea No2 Carlo Cudicini has been doing a reasonable job in his absence but Avram Grant's side have missed Cech's dominance in the penalty area and particularly at claiming crosses.MORE ABOUTAvram GrantCarlo CudiciniChelsea F.c.