Five people are in hospital after being shot in a London nightclub, Scotland Yard said. The three men and two women were shot when violence broke-out in the Cactus Bar in Kensal Rise, north London. Police were called to the bar at 0345GMT after reports of gunfire. The men, aged 37, 20 and 19, and the women, aged 20 and 16, were taken by ambulance to hospitals in London. "All of the injuries are believed to be non-life threatening," a Metropolitan Police spokesman said. The cause of the shootings is not yet known, the spokesman added.