121st Fighter Squadron
Overview
 
The 121st Fighter Squadron flies the F-16C/D Fighting Falcon. It is a unit of the District of Columbia Air National Guard
District of Columbia Air National Guard
The District of Columbia Air National Guard is the air force militia of the U.S. federal district of Washington, D.C. It is, along with the District of Columbia Army National Guard, an element of the District of Columbia National Guard.-Mission:...

. Its parent unit is the 113th Wing
113th Wing
The United States Air Force's 113th Wing is an Air National Guard fighter unit located at Andrews Air Force Base, Maryland. The Wing is the only Air National Guard unit that resides in a state other than its base...

.
The 121st is an interceptor squadron whose primary mission is the air defence of the District of Columbia.
The DC Air Guard's 121st Tactical Fighter Squadron is the oldest aviation unit in the DC National Guard. The unit, which dates from the 1930s, was established as the 121st Liaison Squadron.
 
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