The 4450th, on at least two occasions prepared the F-117 for operational missions.

In addition, the military base have also operational and training missions.

The drone performed operational missions over China from 1969 to 1971.

The squadron carried out its first operational mission on the 18th August, 1944.

He was shot down on 31 August during his first operational mission .

The squadron's last operational mission was flown in May 1969.

These operations included at least 24 operational missions in the spring of 1918.

The second operational mission, however, was not until 16 December 1970.

The site went mission operational on 10 November 1986.

One other pilot was killed while performing an operational mission off China coast.