In order to stop a dirty-bomb plot, the team relies on an unsure suspect to identify terrorists who have changed their appearances with plastic surgery.
A terrorist attempts to flee the country with his daughter after planting a bomb.
A member of the team is killed while trying to thwart an attempt to kidnap the North Korean prime minister's daughter.
A bank robbery in Mexico forces the team to work with the country's ambassador to bring an end to a hostage situation and save Frankie's life.
Mo poses as a double agent to apprehend a small-arms dealer who is bringing missiles into the United States.
While the team attempts to prevent poisoned money from reaching circulation, Atkins is reunited with agents from his past.
The team works with the FBI to stop a teenage sniper on a killing spree in San Diego.
In order to stop an assassination attempt on a major political figure, Frankie interrogates the one man who knows the suspect's identity.
The team tries to prevent an airliner filled with deadly nuclear waste from crashing into the East Coast, but a decoy distracts them.
The team searches for a domestic terrorist who is targeting universities; Mo questions the viability of the Patriot Act when his lifelong friend, Amir, is named as a suspect.
The team tries to stop a trio of young people, one of whom is infected with a deadly virus, from reaching Las Vegas.
Kilmer risks exposure to an extremely deadly gas in order to stop a widespread catastrophe.
The team discovers a Vietnam veteran and a DEA agent who are dealing and using crystal meth.
Special agent John Kilmer (Jamie Denton) leads an elite task force dealing with threats to the United States.