An Iraqi soldier is killed, and two Iraqis and three Americans injured.[29][30][31] The incident is ascribed to mechanical failure.[32] 18 September – A Polish Air Force Mi-24 crashes and is damaged beyond repair in Iraq, the rotary wing airframe was destroyed by explosives.[33] 18 September – A CH-47 Chinook en route to Balad from Kuwait crashes 62 miles (100 km) west of Basrah International Airport, killing seven U.S. soldiers.[34][35][36][37] 1 June – A U.S. helicopter crashes south of Baghdad, injuring two soldiers.