Col. Wayne M. Williams, 433rd Mission Support Group commander, presents the 433rd Force Support Squadron guidon to Maj. Thanya A. Martinez, during a change of command ceremony Oct. 3, 2020 at Joint Base San Antonio-Lackland, Texas. Martinez has been with the 433rd FSS as the operations officer since 2018. (U.S. Air Force photo by Tech. Sgt. Iram Carmona)