Afghan farmers work in their poppy field in the Dara-i-noor district of Nangarhar province on March 1, 2016. Opium poppy cultivation in Afghanistan dropped 19 percent in 2015 compared to the previous year, according to figures from the Afghan Ministry of Counter Narcotics and United Nations Oiffce on Drugs and Crime. AFP PHOTO / Noorullah Shirzada / AFP / Noorullah Shirzada        (Photo credit should read NOORULLAH SHIRZADA/AFP via Getty Images)