Ghost from the Past FBI : Season 4 Episode 20
TV-14 CBS 1h 00m int(0)
Aired: May 10th, 2022 @ 8:00 PM EST on CBS
The murder of a TSA agent leads the team to hunt down a killer who is using drug mules to exploit airport security checkpoints. Also, OA struggles to cope with the aftermath of the sarin gas exposure and the 10th anniversary of his army friend's death in Afghanistan.