Visible crew/equipment: When Gibbs and Tony are in Vance's office, after viewing Abby's S-mine video Vance walks over to his desk, and the two green tape marks are visible on the floor where he stands. (00:26:25)
Visible crew/equipment: After Jimmy and Tony's chat, when Tony heads to the elevator Jimmy mutters that he hates being out of the loop. In the next overhead exterior shot of Tony's car, on the rear passenger window we can see the reflection of the boom operator walking and holding the boom pole/microphone. (00:21:30)
Visible crew/equipment: When Tony is with Captain O'Rourke in the parking lot, Borin approaches from behind. As O'Rourke turns to face Borin the actor's microphone has slipped out from under his shirt, between the buttons. Then when Borin says, "So will you," in the next shot facing O'Rourke and Tony, that mic is visible again. (00:38:10)
Chosen answer: It is never stated, however she must have been there several years if she is on presidential detail.