U.S. and partner nation service members participate in PANAMAX 2018 at Davis-Monthan Air Force Base, Ariz., Aug. 7, 2018. Twelve partner nations participated in the exercise at Davis-Monthan AFB to include Argentina, Brazil, Chile, Colombia, Costa Rica, Dominican Republic, El Salvador, Guatemala, Honduras, Mexico, Panama and Peru. Polish Air Force members joined the exercise here as observers. (U.S. Air Force photo by Tech. Sgt. Angela Ruiz)