Book Signing Defense Secretary Ash Carter signs a guest book at the Manila American Cemetery in Manila, Philippines, April 14, 2016, after laying a wreath to honor U.S. service members. DoD photo by Air Force Senior Master Sgt. Adrian Cadiz SHARE: Download: Full Size (1.77 MB) Tags: asia-pacific rebalance, secdef, ash carter, travels Credit: Senior Master Sgt. Adrian Cadiz VIRIN: 160414-D-DT527-138.JPG Photo Gallery