Detectives from the Homicide and Serious Crime Command were pictured this morning investigating the scene in Edmonton, north London, where a 19-year-old man died after reports of gunshots.
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Three people who had been arrested on suspicion of murder have been released without any further action.
Zimbabwe's ruling party is to hold a meeting after Robert Mugabe ignored an ultimatum to resign or face impeachment.
The former WTA World No 1 doubles and No 2 singles champion died after a long battle with cancer.