Republican debate: Presidential candidates tear in to absent Donald Trump in Iowa

Even in boycotting a debate with his Republican rivals, front-runner Donald Trump managed to upstage the event on 28 January with a typical dramatic flourish. Instead of attending a seventh debate, the former reality TV star held a competing event across town that he said raised $6m (£4m) for US military veterans. In doing so, he cast a shadow over his rivals, who frequently tossed barbs his way. Jan 29, 2016