U.S. Air Force Staff Sgt. Jason Allen, 18th Civil Engineer Squadron structures craftsman, Kadena Air Base, Japan, and a Vietnam People's Army soldier mix tile grout at South Tinh Phong primary school, Quang Ngai province, Vietnam, during an engineering project, March 28, 2015. Pacific Angel is a multilateral humanitarian assistance civil military operation, which improves military-to-military partnerships in the Pacific while also providing medical health outreach, civic engineering projects and subject matter exchanges among partner forces. (U.S. Air Force photo by Staff Sgt. Tong Duong/ Released)
Senior Airman Tong Duong
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