"Protective Details"

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.

"Scar Tissue"

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.

"Ambition"

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.

"Pride and Prejudice"

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.

"Under Pressure"

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.

"Grief"

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.

"Fostered"

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.

"Unfinished Business"

On FBI Season 4 Episode 9, a vengeful Vargas orchestrates a shooting from behind bars and targets the entire team and their loved ones.

"Fire and Rain"

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.

"Gone Baby Gone"

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.

FBI Quotes

Maggie: I never saw Emmett Grant, but I can't get him out of my head
OA: A lot of people made it out of that building because of you. That matters.

OA: I haven't seen grenades like these since West Point.
Maggie: These are U.S. Army?
OA: Not anymore. They got way more high tech stuff now.