Manchester City striker Mario Balotelli has been racially abused by some sections of the Porto crowd in tonights UEFA Cup match.
Fans can be heard making monkey taunts every time the Italian striker touches the ball.
UEFA have taken racism by fans very seriously in the last few years.
Bulgaria fined by Uefa last year after racist chanting against England.
You can clearly hear the chanting on your TV screens every time Balotelli touches the ball.