Brexit: DUP fear 'disaster' no-deal border implications

Theresa May must contend with the Democratic Unionist Party - with whose help the Conservatives formed a Government - if Britain tumbles out of the European Union with "no deal".

One of the DUP's top priorities is the border between Northern Ireland and Republic of Ireland.

The idea of a "no deal" Brexit and the return of hard borders is something the DUP is desperate to avoid, ITV News Correspondent Peter Smith reports.