Israel Palestine war LIVE: Hamas kill 260 revellers in Supernova Festival attack as Jewish state prepares massive ground offensive.Israel prepares to launch massive ground offensive to REMOVE Hamas from Gaza 'within 48 hours' - as Iron Dome intercepts fresh wave of rockets: Battles rage after Jewish state's 'worst day in history'.Chilling new video shows terrified revellers hiding in undergrowth and recording messages for loved ones as Hamas gunmen stalked Israeli festival in massacre that left 260 dead.