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Anna Foster and Peter Allen with a round-up of the day's top news and sports stories. We're live from Edinburgh as Scotland prepares for its historic vote on independence. Plus, the government says it won't rule out air strikes on Iraq and Syria after growing concerns for a second British hostage. Alan Henning and European scientists have chosen the site on a distant comet where the unmanned Rosetta mission will try to land a small robot. We hear from one of the scientists involved in the mission.