FILE--In this May 9, 2006 file photo shows a man as he looks at a map of Britain in the Control Room at the York Bunker built in 1961 at the height of the Cold War. British civil servants, who for decades rehearsed how they would govern Britain in the days before and after World War III. The details are included in the "War Book," a secret Cold War planning manual declassified this month for the first time. (AP Photo/ John Giles/PA, File)