21.   The assistant referee, Charles Foster, is also American.

22.   The official only acted when the assistant referee brought his attention to a scuffle between the pair moments later and issued them with yellow cards.

23.   The referee is from Britain, and the assistant referee is Japanese.

24.   There were four Asian referees and five assistant referees at the World Cup in France.

25.   There were wild scenes during the match where an assistant referee was pelted with bottles and two players sent off.

26.   Thirty-six referees and the same number of assistant referees are taking part in the tournament.

27.   UEFA said local supporters threw many missiles, one of which struck an assistant referee on the head.

28.   What they said is unknown and ISU spokeswoman Penny Dain said neither the referee or the assistant referee would comment on the incident.

29.   His assistant referees will be Frederic Arnault of France and Evzen Amler of the Czech Republic, while the fourth official is experienced French referee Gilles Veissiere.

30.   Another original idea came for Juventus coach Marcello Lippi who suggests four assistant referees instead of two.