Protesters wearing snorkels and masks show the thumbs-down sign during a protest rally in front of the Chinese Consular office at the financial district of Makati city, metro Manila April 10, 2013. The group is protesting against the grounding of a Chinese fishing vessel at Tubbataha Reef, a UNESCO World Heritage site, on Monday. REUTERS/Romeo Ranoco (PHILIPPINES - Tags: CIVIL UNREST POLITICS ENVIRONMENT)