Kofi Annan, UN envoy, said if President Bashar al-Assad is to meet the April 10 deadline of withdrawing troops from Syrian towns, all fighting must end by 6am local time on April 12.
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An ejector seat manufacturer is to be prosecuted over the death of Red Arrows pilot Sean Cunningham at RAF Scampton in November 2011.
Police said the "active shooter", reportedly a lawyer, had since been shot by officers and they were not seeking any other suspects.