U.S. and partner nation service members participate in PANAMAX 2018 at Davis-Monthan Air Force Base, Ariz., Aug. 7,2018. The exercise built interoperability between coalition partners, enabling them to respond at a moment’s notice to ensure security and stability in the Americas and maintain the free flow of global commerce through the Panama Canal. (U.S. Air Force photo by Tech. Sgt. Angela Ruiz)