U.S. Air Force Col. Angelique Nelson, left, 11th Mission Support Group commander, presents Maj. Bethany Evans, 811th Force Support Squadron incoming commander, with the unit guidon during the 811th FSS change of command ceremony at Joint Base Anacostia-Bolling, Washington, D.C., July 9, 2026. The passing of the guidon is a time honored military tradition that symbolizes the official transfer of command authority and responsibility to the incoming leader. (U.S. Air Force photo by Airman 1st Class Arlene Carrara)

U.S. Air Force Col. Angelique Nelson, 11th Mission Support Group commander, left, relinquishes Lt. Col. Lisa Cochran, 811th Force Support Squadron outgoing commander, of command during the 811th FSS change of command ceremony at Joint Base Anacostia-Bolling, Washington, D.C., July 9, 2026. Cochran led 72 military and civilian personnel, delivering education and training and services support to over 30,000 military and civilian personnel, families and retirees across the National Capital Region and worldwide. (U.S. Air Force photo by Airman 1st Class Arlene Carrara)

Guests attend the 811th Force Support Squadron change of command ceremony at Joint Base Anacostia-Bolling, Washington, D.C., July 9, 2026. During the ceremony, they bid farewell to U.S. Air Force Lt. Col. Lisa Cochran and welcomed Maj. Bethany Evans as the new commander. (U.S. Air Force photo by Airman 1st Class Arlene Carrara)

U.S. Air Force Honor Guard ceremonial guardsmen present the Colors during the 811th Force Support Squadron change of command ceremony at Joint Base Anacostia-Bolling, Washington, D.C., July 9, 2026. During the ceremony it is tradition for the official party and attendees to stand during the posting of the Colors. (U.S. Air Force photo by Airman 1st Class Arlene Carrara)