A combat crew communications Airman prepares to conduct avionics system checks on a B-1B Lancer assigned to the 28th Bomb Wing from Ellsworth Air Force Base, S.D., April 28, 2020. Aircrew flew two B-1s from the continental United States and conducted operations over the South China Sea as part of a joint U.S. Indo-Pacific Command and U.S. Strategic Command Bomber Task Force mission. (U.S. Air Force photo by Senior Airman Nicolas Erwin)