Air Force pararescuemen, assigned to the 83rd Expeditionary Rescue Squadron, work with members of Army Task Force Brawler, flying the CH-47F Chinook, during exfiltration after the completion of a training exercise at Bagram Airfield, Afghanistan, March 14, 2018. The Army crews and Air Force Guardian Angel teams conducted the exercise to build teamwork and procedures as they provide joint personnel recovery capability, aiding in the delivery of decisive airpower for U.S. Central Command. (U.S. Air Force Photo by Tech. Sgt. Gregory Brook)