Gaza airstrike hit as displaced gathered for soccer match, witnesses say ReutersIsrael Calls On Civilians to Leave Gaza City After Deadly Strike on School Building in South The Wall Street JournalA game of football, a boom, then scattered bodies: video shows moment of Israeli strike on Gaza school The GuardianMiddle East Crisis Deadly Israeli Strike Was 4th in Recent Days to Hit School Buildings in Gaza, U.N. Says The New York Times