Tuesday 6 September 2016 12:23, UK
Scotland's top referee Willie Collum has been put in charge of Saturday's Celtic v Rangers match at Celtic Park.
Collum, Scotland's representative at Euro 2016 in France, officiated last weekend's World Cup qualifier between Norway and Germany which the world champions won 3-0.
Frank Connor and Douglas Ross will act as his assistant referees while Kevin Clancy has been named the fourth official.
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