Iraq crash kills 14 US soldiers Fourteen US soldiers were killed in a helicopter crash overnight in northern Iraq, the US military has said. The UH-60 Blackhawk helicopter carrying 10 soldiers and four crewmembers crashed after experiencing a mechanical malfunction, a US statement said. There were reportedly no indications of hostile fire and the cause of the malfunction is under investigation. The Task Force Lightning helicopter was one of two Blackhawks carrying out a night operation, the military added.