APS fleet services
DOVER AIR FORCE BASE, Del. -- Airman 1st Class Ian Lange, 436th Aerial Port Squadron fleet services, supplies each passenger seat with a pillow and blanket. Like invisible flight attendants, fleet Airmen replenish comfort items such as pillows, blankets and meals, and clean the interior of aircraft. (U.S. Air Force photo/Airman 1st Class Shen-Chia Chu)