Puerto Rico’s Calle 13 band members Rene Perez, aka Residente (R) and Eduardo Martinez, aka Visitante, visit the Aguarico 4 field in the Ecuadorean Amazonia, affected by pollution created by US oil company Chevron, in Lago Agrio, Ecuador, on May 2, 2014. AFP PHOTO / JUAN CEVALLOS (Photo credit should read JUAN CEVALLOS/AFP/Getty Images)