Trump-backed John Sununu wins New Hampshire Republican Senate primary

Frontrunner Sununu beats Scott Brown to earn Republican nod in closely watched race in November

Former senator John E Sununu triumphed on Tuesday in the New Hampshire Republican Senate primary Scott Brown, earning the GOP nod in what will likely be a must-win race if Democrats hope to seize the upper chamber.

Sununu, 61, was the clear frontrunner in the GOP primary. He served one term in the Senate from 2003 to 2009.