this operation-- the business end of this operation was over in about 2 minutes. they landed on the roof, they dropped down onto the terrace and this was done. >> these things are quiet but they are not silent. he could feel them landing on the roof. the 45-minute fire fight story, the story of the crash at insertion, you know, you pick which story -- for them to put together. it's -- none of them made sense. >> so they let the guys down out of the helicopter and it moved over to -- >> that's correct. >> 12 to 18 minutes bot mission, the helicopter was on the roof, it was moving to another position. something happened. non-optimal flight conditions. this thing, very slowly wound up in the livestock area, tail first. heard -- hard landing i. you are saying within 2 minutes of them entering the building, bin laden was dead. >> yes. >> explain that story. e >> in helicopter made it to