Guest Book Signing Philippine Foreign Secretary Albert del Rosario signs a guest book as he arrives at the State Department to meet with Secretary of State John Kerry and Defense Secretary Ash Carter, Jan. 12, 2016. The leaders met to discuss matters of mutual importance. DoD photo by Air Force Senior Master Sgt. Adrian Cadiz SHARE IMAGE: Download Image: Full Size (1.68 MB) Tags: Secretary of State John Kerry, Voltaire Gazmin, Albert del Rosario, ASH Carter, Secretary of Defense , Philippines , All images, SecDef Photo By: Senior Master Sgt. Adrian Cadiz VIRIN: 160112-D-DT527-031.JPG Photo Gallery