Another day, another diplomatic headache for Ségolène Royal. This time, though, the blunder lasted 11 minutes and came courtesy of a professional prankster. Gérald Dahan, an imitator known for his phone hoaxes of public figures, fooled the French Socialist presidential candidate into believing she was talking to Quebec premier Jean Charest. The stunt compounded a comment Ms Royal made earlier in the week in which she appeared to call for independence for Canada's mainly French-speaking Quebec province, provoking an unusually strong rebuke from the Canada's prime minister. It also exacerbated a bad week for Ms Royal and provided more ammunition...