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John Kasich

Trump calls for 'new election' in Iowa; Cruz mocks 'Trumper-tantrum'

Trump calls for 'new election' in Iowa; Cruz mocks 'Trumper-tantrum'

Once a bromance, now a brawl.

Donald Trump and Ted Cruz cast aside any veneer of kindness on Wednesday to trade insults and accusations in a show of hardball politics that demonstrated the stakes for both men in the New Hampshire primary six days away.

The billionaire mogul charged the Texas senator with "fraud" and called for a do-over of the Iowa caucuses. That's where Cruz's unexpected victory exposed weaknesses in Trump's unorthodox, personality-driven bid for the White House.

Cruz shot back with his fiercest attack yet on the man who has dominated opinion polls in New Hampshire, suggesting the reality star doesn't like the reality of losing. He's having...