U.S. Air Force Airmen assigned to the 10th Expeditionary Aeromedical Evacuation Flight write notes about patient care and speak with their instructors while inside a Negatively Pressurized Conex during training at Ramstein Air Base, Germany, Jan. 30, 2021. Once the door is closed and pressurized, personnel cannot leave the unit without following strict procedures. The NPC used in the training is permanently assigned to the 521st Air Mobility Operations Wing here and offers infectious disease transport capabilities to Europe and Africa. (U.S. Air Force photo by Airman 1st Class Daniel Sanchez)