Celtic fans arrested before Ajax game
7 November 2013 Last updated at 14:41 GMT
Dutch police say 44 people, more than half of them Celtic supporters, were arrested in Amsterdam during violent clashes before the Champions League match against Ajax.
A spokesman said eight plain-clothed officers were injured in the city's Dam Square.
Celtic have now slipped to the bottom of Group H with their one-nil defeat in the game.
BBC Scotland's Catriona Renton reports.