Technical Sgt. Ricardo Chavez official Air Force photo. Current as of July 28, 2011. Chavez was named one of the 12 Outsatnding Airman of the year for 2010. Chavez is a military training instructor and a reservist with the 433rd Training Squadron at Lackland Air Force Base, Texas, which now forms part of Joint Base San Antonio. (U.S. Air Force photo)