On the street with Manchester's masked youths
9 August 2011 Last updated at 23:08 BST
Police have been battling crowds of youths on the streets of Manchester, after shops were looted and buildings set on fire.
Greater Manchester Police has stopped all trams and buses from operating in the city and said hundreds of riot police had attempted to move crowds on.
The BBC's Chris Buckler joined officers in Manchester city centre as they attempted to manage the masked youths.