A plane crash has left at least six people dead and two others injured after the plane crashed in a residential area in Ruiru, Kiambu County, Kenya. The aircraft, a Cessna Citation XLS, belonged to AMREF Flying Doctors, which provides "fixed- wing air ambulance services" in Africa. It is not yet clear what caused the crash of the aricraft, which had four people onboard at the time. The deceased include two doctors, two nurses and two members of public, according to the Kiambu County