Mahmoud Abu Amer, 37, walks amid the ruins of an apartment building where 16 relatives were killed by an Israeli airstrike on July 29 in Khan Younis, Gaza. The building was one of scores targeted by Israel in its war with Hamas. At least 844 Palestinians, the youngest 4 days old and oldest 92, died when their homes were hit. Photo: Adel Hana, STF / AP
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