Oxfam activists wear masks representing G20 leaders (L-R) China's President Hu Jintao, South African President Jacob Zuma, French President Francois Hollande, Indian Prime Minister Manmohan Singh, and U.S. President Barack Obama sitting at a dinner table along a shore in Los Cabos June 17, 2012. G20 leaders will kick off two days of meetings in the Pacific resort of Los Cabos on Monday. REUTERS/Andres Stapff (MEXICO - Tags: POLITICS BUSINESS)