U.S. Forces exam 'simulated patients' prior to the start of Pacific Angel (PACANGEL) 17-2 in Tam Ky, Quang Nam Province, Vietnam, Sept. 10, 2017. Throughout the 8-day exchange, approximately 65 members of the U.S. military, in partnership with partner nation support, local non-governmental organizations and host nation military forces will train together by providing medical, dental, optometric, and engineering assistance, and conducting subject matter expert exchanges. (U.S. Air Force photo/Tech. Sgt. Kamaile Casillas)