US mid-terms: Delaware's Chris Coons beats O'Donnell

Democratic candidate Chris Coons has won the senatorial race in Delaware, beating Tea Party favourite Christine O'Donnell.

Mr Coons had enjoyed the support of President Obama and Vice-President Joe Biden during the campaign.

He told supporters he was "optimistic about our nation and its future" and that he would "work tirelessly to get our state and our nation back on track".