The 111th Reconnaissance Squadron (111 RS) is a unit of the Texas Air National Guard 147th Reconnaissance Wing located at Ellington Field Joint Reserve Base, Houston, Texas. The 111th is equipped with the MQ-1B Predator unmanned aerial vehicle (UAV). The squadron is a descendant organization of the World War I 111th Aero Squadron, established on 14 August 1917. It was reformed on 29 June 1923, as the 111th Observation Squadron, and is one of the 29 original National Guard Observation Squadrons of the United States Army National Guard formed before World War II.