It is an audacious gamble that could determine who the next US president will be. In a last-ditch attempt to reconnect with the American people, Mitt Romney will parade his family on stage on the first day of the Republican presidential convention in Florida tomorrow – all 140 of them. The four-day convention is the biggest event of the former Massachusetts governor’s stuttering bid to become the 45th president of the USA. Four hundred and fifty days into Romney’s campaign, and with just ten weeks to go until the election, the Republican Party’s presumptive nomination is struggling to overcome the...