the unit went through retraining and passed the exercise several weeks later. green says standards remain high because there s just no room for failure with the nation s nuclear weapons. i mean, a failure can mean missing a required action by a second. it can mean responding to something, you know, a moment or two late. in recent months, the air force has been plagued in the nuclear sector with morale problems, disciplinary problems. the issue at hand here, this is a part of the military that operates, perhaps, in the most high-pressure environment. there is no room for failure. wolf? disturbing information, indeed, barbara. thank you. also, there s now a new investigation of security at federal government buildings and it reveals that some of the people who guard those facilities haven t received important training including ways to respond to a shooting rampage. our justice correspondent pamela brown has been working this story. what are you learning inlearni?
capture of a nuclear weapon. the cover of this 17-page report doesn t even begin to tell of what s inside. it sounds like a shocking failure in military security. two, one, turn. reporter: the finding, security personnel failed to take all lawful actions necessary to immediately regain control of nuclear weapons. the result, the air force team may not have been able to prevent theft, damage, sabotage, destruction, or detonation of a nuclear weapon. former air force missileer jeffrey green says it s likely someone didn t follow procedure. what it doesn t mean is there was any physical loss of control or threat of physical loss of control of the nuclear weapon. reporter: officially the air force will say nothing. the report only came to light because the associated press obtained it through a freedom of information act request. the air force security group commander was replaced.