Activists shout slogans as one of them holds a picture of the USS Guardian during a rally near the U.S. Embassy in Manila, the Philippines, Jan. 21, 2013. The protesters called for the pullout of U.S. troops in the Philippines after the U.S. Navy minesweeper USS Guardian (MCM 5) ran aground on Tubbataha Reef. (Xinhua/Rouelle Umali)