From left, U.S. Marine Col. John A. Rutherford, Philippines Defense Chief Voltaire Gazmin, Philippine Foreign Affairs Secretary Albert Del Rosario, U.S. Ambassador to the Philippines Philip Goldberg and Philippine Armed Forces Chief Gen. Emmanuel Bautista, link arms following the opening ceremony of the joint U.S.-Philippines military exercise dubbed Balikatan 2014 (Shoulder-to-Shoulder) Monday, May 5, 2014 at the Armed Forces of the Philippines headquarters at suburban Quezon city, northeast of Manila, Philippines. More than 5,000 U.S. and Filipino troops have begun two weeks of military exercises to flex their muscle in jointly dealing with potential crisis in the Philippines, which is prone to natural disasters and has been locked in a dangerous standoff with China over a disputed shoal. This year's war games focuses on maritime security.(AP Photo/Bullit Marquez)