GAZA CITY, GAZA - JULY 30:  A Palestinian kid is seen in Abu Hussein School which was sheltering dozens of displaced Palestinians run by UNRWA, hit by a Israeli tank shell attack, killed 15 people in the early hours of Wednesday in northern Gaza strip on July 30, 2014. Wounded Palestinians are taken to  Kamal Edwan hospital. (Photo by Mustafa Hassona/Anadolu Agency/Getty Images)