[1] After the corpse of a Marine lieutenant falls out of the sky, Tony helps Ziva and her mentor, Monique, look for missing Navy Chaplain Wade in Colombia.
Ryan informs him that the vaccination mission was a covert CIA operation to obtain the DNA of cartel leaders.
"As for a secret detail of the episode, remember the military airport where Ziva and Monique say their goodbye at the end of the story?
That was actually the entrance to our studio and, thanks to our extraordinary special effects and post production team, it miraculously became a working air field".
[4] Steve Marsi from TV Fanatic gave the episode 4.5 (out of 5) and stated that "more questions were asked than answered, and none greater than what Dr. Samantha Ryan (Jamie Lee Curtis) knows about the mysterious Monique Lisson (Karina Lombard), whose penchant for secrecy and suspicious background were evident from the start.