At that point in time, the Langley pilots did not know the threat they were facing, did not know where United 93 was located, and did not have shootdown authorization.
The Langley pilots were fully aware of the threat and situation and had authorization.
В тот момент пилоты Лэнгли не знали об угрозе, с которой они столкнулись, не знали, где находится United 93, и не имели разрешения на взлет.
Пилоты Лэнгли были полностью осведомлены об угрозе и ситуации и имели разрешение.