AdvertisementHamas, Fatah Sign Palestinian Unity AccordMay 04, 2011Korva ColemanfacebookEmailPalestinian Authority head Mahmoud Abbas delivers a speech in Cairo on May 4, 2011 during a Palestinian unity ceremony. (AFP/Getty Images)
Palestinian Authority head Mahmoud Abbas delivers a speech in Cairo on May 4, 2011 during a Palestinian unity ceremony. (AFP/Getty Images)