RAMALLAH, WEST BANK - APRIL 13: In this handout image provided by the Palestinian Press Office (PPO), Palestinian President Mahmoud Abbas President Mahmoud Abbas (R) accepts the resignation of Prime Minister Salam Fayyad during a meeting on April 13, 2013 in Ramallah, West Bank. Despite pressure from the U.S. and Europe, Abbas accepted the resignation because of tensions between the two. (Photo by Thaer Ganaim/PPO via Getty Images)