UEFA says it's starting a "thorough investigation" into an alleged racist incident in last night's Champions League game between Paris Saint-Germain and Istanbul Basaksehir.
Players from both teams walked off the pitch after the fourth official was accused of using a racial slur to describe one of the Turkish side's coaches.
Chief executive of 'Show Racism the Red Card', Ged Grebby, tells Sky Sports News their protest sent a powerful message:
