Operators from Insitu Inc. prepare to launch the Navy and Marine Corps RQ-21A Small Tactical Unmanned Air System (STUAS) from Webster Field Annex, June 12. During the flight, operators launched the unmanned aircraft using a pneumatic launcher, eliminating the need for a runway. The RQ-21A was recovered after a 1.8-hour flight, using a company-built system known as the STUAS Recovery System (SRS).(U.S. Navy photo) - Operators from Insitu Inc. prepare to launch the Navy and Marine Corps RQ-21A Small Tactical Unmanned Air System (STUAS) from Webster Field Annex, June 12. During the flight, operators launched the unmanned aircraft using a pneumatic launcher, eliminating the need for a runway. The RQ-21A was recovered after a 1.8-hour flight, using a company-built system known as the STUAS Recovery System (SRS).(U.S. Navy photo)