Revealing mistake: When Ziva is hugging her dead father, you can see him breathing. (00:36:00)
Visible crew/equipment: When Ziva and Eli are talking, a camera crew can be seen in Eli's glasses. (00:30:10)
Visible crew/equipment: When talking to Ziva in the car, Eli's glasses reflect a light screen in his glasses. (00:29:10)
Continuity mistake: When DiNozzo and Gibbs are trying to work out who the man in the hat is, Tony has the clicker up by his chest in one shot and lowered in the following shot. (00:27:30)
Continuity mistake: During the interrogation, DiNozzo holds up the petty officer's ID vertically and asks a question. When the shot changes, DiNozzo is holding it lower and now horizontally. (00:09:05)
Continuity mistake: When McGee tells Sterling, the joke is over. Sterling's hands and the items in the changes from the rear and front camera angles. (00:32:30)
Continuity mistake: When Agent Sterling shows DiNozzo her badge, the way she holds it changes between shots. (00:11:40)
Continuity mistake: When we see the pool balls on the table for the 1st time, their position changes drastically between shots. (00:03:20)
Continuity mistake: The cracks in the windshield of Fornell's car change from the overhead to the ground level camera shots. This is before Fornell returns fire. (00:01:00)
Factual error: The intro shows a flashback from 1994 where young McGee is using a PC with Windows 95, which was not released until late 1995. (00:00:35)
Continuity mistake: Ziva tells Tony to stop being nice to her when doing the stakeout. When she does, in one shot her arm is on the car window, in the next shot it's not, then it's back again. (00:29:20)
Continuity mistake: At the very start, the way the soldier is holding up the car changes between shots. In some shots, he is holding bottom left, in others, he is holding bottom right. (00:01:10)
Revealing mistake: When we see the first segment of marines in a firefight in Afghanistan, a couple of marines take cover next to a wall with a tyre on the ground. When they hit the ground/wall, The Wall moves. (00:31:50)
Continuity mistake: Gibbs places a stack of photos down on the picture of the captain when speaking to him. When the shot changes, the stack of photos has moved off the photo of the captain. (00:07:00)
Visible crew/equipment: When Ziva is giving a background on the captain, watch the very faint reflections of the gang in the glass. There is a camera reflect visible moving behind Ziva. (00:06:00)
Revealing mistake: When the guy tied to the chair falls over, he uses his right arm to break his fall, then places it behind his back again after he lands.
Audio problem: When Tony is speaking with the commander on deck, he says he is waiting for "the next aircraft." But his lips don't match the words. (00:11:46)
Yankee White - S1-E1
Character mistake: The uniform/costume that Major Tim Kerry, a Marine Military Aide to the President, is wearing, includes a Service Aiguillette made of 4 loops of round gold wire and scarlet cord. This aiguillette is worn by a Marine serving as an Aide or in other positions for a 4 Star General. A military aide to the President would wear 4 loops, all gold (as seen being worn by Commander Ray Trapp). (00:29:00)
Chosen answer: It is never stated, however she must have been there several years if she is on presidential detail.