Manchester United fans face riot police...

Rome, ITALY: Manchester United fans face riot police during the quarter final UEFA champions league football match Manchester United vs AS Roma 04 April 2007, at the Olympic Stadium in Rome. United and AS Roma fans were involved in running battles outside the Rome Olympic Stadium before the game late Wednesday and police charged United fans after new disturbances erupted following Roma's first goal in their 2-1 victory. 18 English fans were reported injured in clashes. AFP PHOTO/ANDREW YATES (Photo credit should read ANDREW YATES/AFP via Getty Images)