Hillary Clinton has extended her lead in the race for the White House, beating Bernie Sanders in the latest NBC/Wall Street Journal poll by 30 points in the battle for Democrat contender. But it's her email account that's making headlines here in the UK. Specifically, emails from George W. Bush's secretary of state Colin Powell ahead of Britain joining the American war on Iraq. Afshin Rattansi goes underground with his former chief of staff, retired United States Army Colonel Larry Wilkerson. And, the aunt of Londoner Mark Duggan killed by the police talks about surveillance and the fight against police brutality and corruption. Plus, we look at this week’s headlines with a former Lib Dem MP and broadcaster, Lembit Opik.

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