text:  And a warning. This report contains graphic details of the scene of an attack. The most recent strike was Saturday evening around dinnertime on a U.N. school in Nusarat. It's an area packed with people after recent evacuation orders. At least 16 people were killed and more than 50 wounded, according to Gaza's Ministry of Health. NPR's producer in Gaza, Anas Baba, went to the scene shortly after the strike. It was full of families.