Armed Forces of the Philippines Medical Corps Capt. Maria Blessila Bentos, left, Naval Forces West command surgeon, provides feedback during a mass casualty exercise after action report alongside U.S. Air Force Staff Sgt. Gary Held, center, 374th Medical Operations Squadron medical technician and Cooperative Health Engagement instructor, and U.S. Army Staff Sgt. Bryan Garret, right, Alpha Company, Civil Affairs Battalion medic and CHE instructor, during exercise Balikatan’s first responder training course in Puerto Princesa, Palawan, Philippines, April 22. U.S. military and AFP instructors worked shoulder-to-shoulder to train 179 health workers and other members of other local agencies to learn skills and techniques to better respond to a mass casualty. This year marks the 31st iteration of the exercise, which is an annual Philippine-U.S. bilateral military training exercise and humanitarian civic assistance engagement.