[HIGHLIGHTS] Israel's military chief admits attack on aid convoy as a "serious mistake."

Israel's military chief admits attack on aid convoy as a "serious mistake.". Israel kills seven aid organization employees; Prime Minister Netanyahu speaks of a "tragic case" Now his chief of staff finds even clearer words of sympathy - and promises clarification.

Six men, one woman, all on behalf of the aid organization World Central Kitchen (WCK) in the Gaza Strip, all now dead. Now Israeli Chief of General Staff Herzl Halevi has expressed regret over the tragedy and described the airstrike as a'serious mistake'