Continuity mistake: We see Jenny talking to the former embassy worker. When doing so she has her hands out stretched in one shot and clasped in others. (00:25:30)
Revealing mistake: When Ducky opens the fridge and uncovers the body, the man's eyes twitch. (00:21:20)
Continuity mistake: In one scene, Tony observes that Ziva never uses contractions when she talks, and Ziva even seems confused as to what they are. But in previous episodes, Ziva not only knows what contractions are, but uses them frequently.
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