In this Oct. 29, 2015 photo, U.S. helicopters transport workers from the Control and Reduction of Coca Leaf in Upper Huallaga (CORAH) at the end of their work week in Nueva Esperanza, a remote village in the municipality of Ciudad Constitucion in Peru’s Amazon. The eradicators, typically migrants from dirt-poor highlands communities, work eight days in the jungle, then get eight days off. The U.S. government funds much of the work. (AP Photo/Rodrigo Abd)

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