text:  That's roughly 8% of Gaza's population. The report looks at how war leads to indirect deaths due to shortages of medical care, food, shelter and water. Earlier today, Israel attacked the Gaza City headquarters of UNRWA, the UN Palestinian Refugee Agency. On Saturday, an Israeli airstrike on an UNRWA school killed at least 16 Palestinians and injured 50 others. Eyewitnesses said the dead included many children.