They met for the first leg in Buenos Aires on 25 September , with the hosts eking out a narrow 1 - 0 victory in a match that saw United midfilder Nobby Stiles get ejected .
Striker Bobby Charlton receive a blow to the head that required stitches .
They met for the first leg in Buenos Aires on 25 September , with the hosts eking out a narrow 1 - 0 victory in a match that saw United midfilder Nobby Stiles get ejected and striker Bobby Charlton receive a blow to the head that required stitches .