U.S. Airmen off-load U.S Navy rescue equipment from a C-5M Super Galaxy assigned to the 22nd Airlift Squadron in Comodoro Rivadavia, Argentina, Nov. 20, 2017. The equipment will be used in Argentina to aid in the search for the Argentina Navy submarine A.R.A San Juan. Air Mobility Command aircraft are delivering equipment and expertise to assist a partner nation. (U.S. Air Force photo by Staff Sgt. Nicole Leidholm)