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Palestinian Hussein Al-Najjar, 14-years-old, shows his hands after searching through a pile of trash for recyclable waste and other items he hope to be able to sell, at a garbage dump in Rafah, in the southern Gaza Strip on April 16, 2015. AFP PHOTO / SAID KHATIB (Photo credit should read SAID KHATIB/AFP/Getty Images)

Palestinian Hussein Al-Najjar, 14-years-old, shows his hands after searching through a pile of trash for recyclable waste and other items he hope to be able to sell, at a garbage dump in Rafah, in the southern Gaza Strip on April 16, 2015. AFP PHOTO / SAID KHATIB        (Photo credit should read SAID KHATIB/AFP/Getty Images)