SANTA IZABEL DO RIO NEGRO, Brazil
A doctor examines a child from a Yanomami tribe at Cartucho community during a medical expedition in...
A doctor examines a child from a Yanomami tribe at Cartucho community during a medical expedition in Santa Izabel do Rio Negro, in Amazonas state, northern Brazil, November 6, 2010. The "Expedicionarios da Saude" (Brazilian Health Expeditors) organization is made up of volunteer doctors that twice a year build a hospital to provide medical care for indigenous tribes and residents who come from different locations of the Amazonian Rainforest to receive clinical and surgical treatment. REUTERS/Ricardo Moraes (BRAZIL - Tags: ENVIRONMENT SOCIETY HEALTH)