A US Air Force E-3 Sentry Airborne Warning and Control System (AWACS) lands after completing a mission over Turkey in support of the operation. This operation is a security mission to enforce the United Nations no-fly zone north of the 36 degree parallel from Iraqi air and ground incursion. A four nation coalition of US, Turkey, Great Britain and France has been actively protecting and supplying Kurdish refugees since Desert Storm in 1991. (Exact date unknown)