Paris Saint-Germain president, Nasser Al-Khelaifi has reportedly had a brief interaction with a Manchester City fan on the London Underground system this week.The exchange between the pair comes in a

Ousmane Dembele's early goal sees Paris St-Germain win at Arsenal in their Champions League semi-final first leg.

The race for European glory has reached its final four contenders, so how do Arsenal, PSG, Barcelona and Inter stack up?