FBI
Tuesdays 8:00 PM on CBSWatch FBI Season 4 Online
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On FBI Season 4 Episode 21, when a retired DEA agent is shot, the team works to determine if the victim's past cases or current job are connected to the murder.
On FBI Season 4 Episode 20, the murder of a TSA agent leads the team to hunt down a killer who is using drug mules to exploit airport security checkpoints.
On FBI Season 4 Episode 19, when a morning show host is murdered inside her home, the team tracks the killer, who they realize is targeting powerful women.
On FBI Season 4 Episode 18, OA is forced to confront one of his biggest fears when the team discovers that deadly sarin gas may have been sold to terrorists.
On FBI Season 4 Episode 17, when a couple is murdered in a park after returning from vacation, the team searches for a suspect linked to the drug trade
On FBI Season 4 Episode 16, after an ICE agent is fatally shot at an ICE vs. DEA hockey game, the team must find the shooter who may be targeting a congressman.
On FBI Season 4 Episode 15, the team realizes they have a cross-country serial killer after another body is found bound with the same sophisticated knots.
On FBI Season 4 Episode 14, the team investigates an extremist gun group after an anti-gun lobbyist building is bombed, with the promise of others to follow.
On FBI Season 4 Episode 13, a Muslim college student is murdered and an outraged Imam insists the victim was wrongly targeted as a terrorist.
On FBI Season 4 Episode 12, Maggie goes undercover to investigate an anti-government group that has several members suspected in a series of bombings.
On FBI Season 4 Episode 11, as the team searches for an abducted college co-ed, Jubal is intent on getting lifesaving leads from the father of a previous victim.
On FBI Season 4 Episode 10, the team investigates a string of jewelry store robberies and murder and uncover a connection to a 16-year-old in foster care.
On FBI Season 4 Episode 9, a vengeful Vargas orchestrates a shooting from behind bars and targets the entire team and their loved ones.
On FBI Season 4 Episode 8, the team tries to get key information from a 9/11 widow who is shocked that her new "boyfriend" is the leader of a terrorist group.
On FBI Season 4 Episode 7, when a young girl is kidnapped from her daycare, the team must help her parents navigate a debt that is owed to a deadly gang.
On FBI Season 4 Episode 6, the team must track down a shooter targeting detectives from the same precinct and unit, while facing mounting tension from the NYPD.
On FBI Season 4 Episode 4, the team hunts for a serial killer targeting young, homeless men, and Tiffany and Scola don't see eye to eye on how to handle the case.
On FBI Season 4 Episode 3, after the team finds a connection between bombings and a private veterans' club in NYC, Isobel tells OA to recruit his former Army buddy.
On FBI Season 4 Episode 2, the team must stop a hacker who is disabling life-saving equipment in NYC hospitals, including one where Jubal's son is a patient.
On FBI Season 4 Episode 1, Maggie brings Crosby into an investigation when a murder suspect is identified as a veteran who had been on Army operations with Crosby.
