With the aid of an undercover agent, the FBI surveils members of The Base as they sacrifice a goat to Odin in rural Georgia; through a hidden camera and wiretap, FBI agents watch as members assemble a ghost gun and plot a mass shooting in Virginia.

The Base, a violent white supremacist group, conducts training missions in rural Georgia in preparation for a series of attacks they hope will cause the collapse of American society.

In 2015, a slew of Denver bank robberies turns deadly when bandits wearing masks from the horror film "Scream" stab and shove tellers to the ground, empty the vault and then lead police on a high-speed chase that sees two people shot in cold blood. 

The FBI receives a tip that Sal Magluta's bookkeeper is laundering millions of dollars for the Magluta-Falcon drug organization; When she flees Miami, the FBI uncovers a money laundering scheme that could take down the entire organization.

After the shocking acquittal of Miami's drug kingpins, authorities suspect that they conspired to infiltrate and obstruct the justice system; through informants and undercover operations, the FBI uncover a vast web of money, murder and corruption.

As the FBI's list of missing persons in the Boulder area grows, investigators follow a trail of evidence that unexpectedly leads them to someone within their ranks.

After eight patients die at a VA Hospital, evidence points to a killer on staff, as she was on duty during the deaths; autopsies discover fatal injections of insulin and evidence reveals a fascination with killing.

Eight veterans die mysteriously at a VA hospital; after conducting hundreds of interviews, poring over medical charts and electronic records and exhuming the victims' bodies, the FBI discovers the killer comes from inside the hospital itself.

A trail of bodies leads to a manhunt for a suspected serial killer; when fashion designer Gianni Versace is murdered outside of his home, law enforcement connects it to their elusive killer.

Annie Le, a brilliant Yale PhD student, vanishes days before her wedding; CCTV cameras catch Le entering her research lab but there's no trace of her leaving; the FBI uncovers a dark secret that exposes the shocking truth behind her disappearance. 

Three weeks after the bombing death of Pennsylvania pizza delivery driver Brian Wells, a man tells investigators that there's a dead body in his freezer, right next to the location where Brian delivered pizzas just before he robbed the bank.

A Pennsylvania pizza delivery driver claims he was delivering an order when a group of men attacked him, put a bomb on him and forced him to rob a bank.