FILE PHOTO: Factory officials take samples of cocoa beans at a cocoa processing factory in Ile-Oluji village in Ondo state, southwest Nigeria March 29, 2016. Picture taken March 29, 2016. REUTERS/Akintunde Akinleye/File Photo
FILE PHOTO: Factory officials take samples of cocoa beans at a cocoa processing factory in Ile-Oluji village in Ondo state, southwest Nigeria March 29, 2016. Picture taken March 29, 2016. REUTERS/Akintunde Akinleye/File Photo