More than 90 people were arrested after far-right demonstrations descended into riots in towns and cities across the UK on Sunday, with police warning that further violence is likely in the coming days. <br /> <br />Towns including Rotherham and Middlesborough saw clashes between anti-immigration demonstrators and counter-protesters, with police officers attacked and injured, and many more arrests promised. <br /> Report by Kennedyl. Like us on Facebook at http://www.facebook.com/itn and follow us on Twitter at http://twitter.com/itn