Jeers suggest Republican presidential candidate faces a challenge in broadening his appeal
Donald Trump, the former US president, has suffered the rare humiliation of getting booed and heckled during a raucous speech to the Libertarian National Convention.
Trump’s rocky ride at a Washington hotel on Saturday night, including cries of “Bullshit!” and “Fuck you!”, underlined the challenge that the Republican presidential nominee faces to broaden his appeal both left and right on the political spectrum.