When a would-be terrorist attempts to set off a bomb in Times Square, the FBI embarks on a high-speed, high-stakes race against time to catch the bomber.

Following the murder of a Deputy Sheriff by a Latino gang, the FBI leads a task force in Operation Knockout, the largest anti-gang operation in US history.

Following the fatal shooting of a U.S. Deputy Marshal during a stakeout of a wanted fugitive, the FBI's Hostage Rescue Team is called in.

As the FBI prepares for a final assault on the remote cabin where fugitive Randy Weaver is holed up, a gruesome discovery puts the entire mission on hold.

An FBI investigative specialist with no undercover training goes undercover and comes face-to-face with Robert Hanssen, a suspected spy.

Eric O'Neill, an FBI investigative specialist with no undercover training, manages to win the trust of suspected spy, Robert Hanssen — or so he thinks.

In 2011, 14-year old Chyenne Kircher disappears from her dysfunctional small-town Illinois home, leaving a convincing runaway note.

The FBI doggedly wade through their prime suspect's emotional outbursts, half-truths and outright lies to find out what happened to Chyenne Kircher.

A pipe bomb at a concert is the first of a string of explosions during the 1996 Atlanta Olympics; the FBI have a serial bomber on their hands.

After another deadly bombing, a suspicious character in a wig is seen walking away, sparking one of the biggest manhunts in U.S. history.

After a tip from an informant, FBI agents work to track down priceless works of art stolen from Denmark’s national museum.

In 2015, the FBI uncovered a deep and widespread criminal conspiracy among members of FIFA - including wire fraud, racketeering, and money laundering.

When a massive bomb planted in a van explodes below the North Tower of the World Trade Center in 1993, the FBI sets out to find the bomber

After a family doctor well-known for performing abortions is gunned down in his suburban Buffalo home in 1998, all clues point to an anti-abortion extremist as the sniper.

In 2014, a suburban police detective learns of a Seattle filmmaker who convinces teenage girls to engage in prostitution with fraudulent promises that they'll cash in when he makes a movie on the subject.

When the CIA's most valuable Russian assets start disappearing one by one, the Agency starts hunting for the mole who's been betraying them since 1985.