But how do Congressional investigators plan to get to the bottom of this story?

"None of them had security office experience," she told Congressional investigators.

Congressional investigators were allowed to look at some of the documents today.

Congressional investigators have questioned him about that several times in recent weeks.

They refused to cooperate with the Congressional investigators at every turn.

Congressional investigators had not completed their review of the documents tonight.

Congressional investigators say they are just in the early stages of their inquiry.

Congressional investigators said the matter would be referred to federal prosecutors.

Congressional investigators and Administration officials this week provided the first detailed picture of the operation.

It alluded to only a few problems, the Congressional investigators found.