U.S. Air Force Staff Sgt. Alexis Rengifo, left, assigned to the 35th Medical Support Squadron, and a Royal Thai Air Forces flight lieutenant load a box of medical supplies in preparation for a health services outreach site in Erdenet, Mongolia, Aug. 13, 2014, during Pacific Angel-Mongolia 14-4. Pacific Angel is a joint and combined humanitarian assistance operation conducted in the Pacific area of responsibility to support U.S. Pacific Command's capacity-building efforts.