Untouchable - S3-E20
Continuity mistake: When Gibbs is talking to the Lieutenant about her rights, his has his papers next to a green folder. Camera changes and the papers have vanished. (00:17:10)
Untouchable - S3-E20
Continuity mistake: When Gibbs is interviewing the LT, he has a green folder on the table. Camera changes and now there is white papers on top of the folder. (00:16:45)
Untouchable - S3-E20
Continuity mistake: McGee brings the food back to NCIS and there are 3 bags on the tray. Two are taken leaving one. We then see Tony take one leaving a fourth on the tray that wasn't there before. (00:14:35)
Continuity mistake: McGee knocks into Gibbs who drops his coffee. The position of the cup in relation to the lid changes drastically between the long shot and the close up. (00:12:40)
Continuity mistake: When the woman gets the baby out the car at the start she closes the car door. A few seconds later, the second woman closes the same car door. (00:00:30)
Silver War - S3-E4
Continuity mistake: When Abby realises she is like a Barbie doll, her hands are together by her chest. Camera cuts and one hand has moved away instantly. (00:24:00)





Answer: I hadn't seen the backdoor pilots yet but while it wasn't explicitly stated, at least onscreen, I heard somewhere Vivian got either fired from NCIS due to jeopardizing a case, got resigned from the agency, or transferred to the FBI.
Raykvega423