Inside the effort to replace America's Minuteman III nuclear missiles

Cheyenne, Wyoming — Flying in over the Wyoming prairie aboard the Air Force's new Grey Wolf helicopter, the commanders of U.S. Strategic Command and Air Force Global Strike Command are taking us to a place that was once so highly secure that trespassers could be shot on sight — a Minuteman III Intercontinental Ballistic Missile, or ICBM, silo. Hundreds of these active nuclear silos dot the landscape from Colorado up to the Canadian border. …