Conservatives in America are playing with fire by inciting violence against the country's first black president "Does the sun ever shine during a Democratic administration?" asked Jon Stewart on a recent edition of The Daily Show, in a nod to the rightwing hysteria over the current White House incumbent. "With Obama in office now, when babies laugh do you hear only the sound of kittens drowning?" Stewart is a comedian, but this is no laughing matter. The lies perpetrated against Obama – that he is a foreigner, a Marxist, a Nazi, a racist, intent on interning the elderly and euthanising...