Paris Saint-Germain's French forward Kylian Mbappe (L) and Manchester United's Belgian forward Romelu Lukaku look on prior to the UEFA Champions League round of 16 second-leg football match between Paris Saint-Germain (PSG) and Manchester United at the Parc des Princes stadium in Paris on March 6, 2019. (Photo by Geoffroy VAN DER HASSELT / AFP)        (Photo credit should read GEOFFROY VAN DER HASSELT/AFP via Getty Images)