United Nations (UN) Secretary General Ban Ki-moon (C) is greeted by Palestinians displaced from their homes in Shejaiya neighbourhood and are still living in Al-Bahreen UN school during his visit to Gaza City on October 14, 2014. The UN chief's visit to the Gaza Strip came a day after a Cairo conference at which international donors pledged USD 5.4 billion (4.3 billion euros) to rebuild the war-ravaged Gaza Strip. AFP PHOTO / MOHAMMED ABED        (Photo credit should read MOHAMMED ABED/AFP via Getty Images)