RIYADH: Al-Shabab not only lost their Asian Champions League quarter-final 2-1 to Al-Duhail of Qatar on Thursday, but the Riyadh side will be hoping their Roshn Saudi League title prospects have not also taken a tumble after star striker Carlos Carvalho was carried off during the game. Two late goals from Michael Olunga settled a hard-fought game at Al-Thumama Stadium in Doha