Serbian referee Milorad Mazic reacts next to Manchester United's Dutch midfielder Memphis Depay and German midfielder Bastian Schweinsteiger during the UEFA Champions League Group B second-leg football match VfL Wolfsburg vs Manchester United in Wolfsburg, central Germany, on December 8, 2015. AFP PHOTO / JOHN MACDOUGALL / AFP / JOHN MACDOUGALL (Photo credit should read JOHN MACDOUGALL/AFP via Getty Images)
