 Complete the following phrase:  On completion of conversion training, the squadron was deployed as one of the four USAF 18th Fighter-Bomber Wing squadrons and on 16 November 1950 an advance detachment consisting of 13 officers and 21 other ranks including the Squadron Commander and his four Flight Commanders who made the crossing in their own F-51D Mustangs left Japan for Pusan East K-9 Air Base within the 