see more

NABLUS, WEST BANK - APRIL 16: A group of Palestinian protestors stage a Palestinian Prisoners' Day protest in Nablus, West Bank on April 16, 2015. Demonstrators holding the pictures and the banners of their relatives imprisoned in Israeli jails shout slogans during the gathering. (Photo by Nedal Eshtayah/Anadolu Agency/Getty Images)

NABLUS, WEST BANK - APRIL 16: A group of Palestinian protestors stage a Palestinian Prisoners' Day protest in Nablus, West Bank on April 16, 2015. Demonstrators holding the pictures and the banners of their relatives imprisoned in Israeli jails shout slogans during the gathering. (Photo by Nedal Eshtayah/Anadolu Agency/Getty Images)