'Sensitive' documents indicate Cheyenne Mountain's better for NORAD

air, air force space command, analysis, at peterson, by michael de yoanna, carl levin, cheyenne, cheyenne mountain, cody wertz, cold war, colorado springs independent, dave pollock, defense, defense department, defense department program analysis, defense secretary robert gates, documents, evaluation office, independent, john pike, ken salazar, missile, mountain, norad, north american aerospace defense command, north korean, northcom, nuclear, peterson, peterson air force base, peterson building, pike, s. northern command, schriever air force, senate armed services committee, space, steve wymer, transition, united states, wayne allard, with cheyenne mountain, yet allard