 The 50-year-old Co Londonderry father of four was shot dead and two US Marines were subsequently killed in the fight.But the MV-22B Osprey aircraft, which can operate as both a helicopter and a turbo-prop aeroplane, escaped.It later emerged that vice admiral Robert Harward, a three-star US Navy SEAL who has been nominated to take over as deputy commander of US forces in Afghanistan, was in the aircraft.