Philippine Armed Forces Southern Luzon Command Chief Lt. Gen. Gilbert Gapay (from left), Undersecretary of National Defense Cardozo Luna, U.S. Ambassador to the Philippines Sung Kim, Armed Forces of the Philippines Chief Gen. Benjamin Madrigal Jr. and Brig. Gen. Christopher McPhillips link arms during the opening ceremony of the joint U.S.-Philippine military exercise Balikatan 2019 on Monday at Camp Aguinaldo, northeast of Manila. | AP