Story By: Juan Mayes, Sub Editor: Alex Cope, Agency: Golder's News And Sport Manchester City have reportedly hijacked Barcelona's push for Brazilian starlet Yan Couto after doubling the Spanish giant's offer. Brazilian news outlet ‘GloboEsporte’ report Manchester City have made a 15-million-EUR (12.69-million-GBP) offer to Brazilian side Coritiba for 17-year-old full-back Couto. The offer reportedly…