18 No fighting in the war room No child's play in

the staff room / No fighting in the war room / No fighting in the briefing room
The assault team descends through the unclosed missile silo to the underground section of the base where the control centre is located, and within the 15 minute time limit finally penetrates the control centre, activating the nuclear self-destruct mechanism and avoiding the risk of other nuclear bombs being launched.
Once the mission is complete, the ass