Manuel Pellegrini confronted Swedish referee Jonas Eriksson after the final whistle to express his displeasure following City's 2-0 Champions League defeat. He claimed he was not impartial. Click the video to hear more.
FIFA's referees chief has come to the defence of Swedish official after he was accused by Manuel Pellegrini of favouring Barcelona.
Pellegrini accepts his side face a tough task against Catalans in their Champions League last-16 tie, but he is far from intimidated.
Manchester City host Barcelona in the first leg of their Champions League last-16 tie. Here is a look at some of the likely key battles.