Support WBURHamas, Fatah Sign Palestinian Unity AccordKorva ColemanMay 04, 2011 SharePalestinian 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)