Meanwhile , the other three C - 130 Hercules aeroplanes had landed and unloaded armoured personnel carriers to provide defence during the anticipated hour of refuelling .
Then , they entered the room and shot dead the three remaining hijackers , ending the assault .
The other three C - 130 Hercules aeroplanes had landed and unloaded armoured personnel carriers to provide defence during the anticipated hour of refuelling .
Then , they entered the room and shot dead the three remaining hijackers , ending the assault .