ION TV schedule

OA is forced to confront one of his biggest fears when the team discovers that deadly sarin gas may have been sold to terrorists.

When a morning show host is murdered inside her home, the team tracks the killer; things become awkward for Scola when agent Nina Chase becomes part of the team during Maggie's recovery.

A killer is using drug mules to exploit airport security checkpoints; OA struggles to cope with the aftermath of the sarin gas exposure and the 10th anniversary of his army friend's death in Afghanistan.

When a retired Drug Enforcement Administration agent is shot outside a bakery, the team works to determine if the victim's past cases or current bouncer job are connected to the murder; Nina and Tiffany clash over the use of an informant.

The team pivots when their sting operation to secure a massive bomb from an illegal broker leads them to discover that the device is already in the wrong hands; Jubal's promise to be present at his son's birthday party is put to the test.

When an officer is shot dead at a pawn shop along with the store's owner, the team tries to figure out why a young, recent Ivy League dropout is tied to the crime.

As the team investigates a deadly robbery, it discovers one of the perpetrators is a classmate of Jubal's son.

Nick and Sylvie come to the aid of a private detective who lost her memory while investigating a case of perfume counterfeiting.

Ian (John David Bland) asks for Nick and Sylvie's (Rob Stewart, Carolyn Dunn) help when his former singing partner (Barbara Tyson) arrives with a record company deal that includes resuming their career.

A woman's husband and their lawyer plot to convince her she is insane so they can take control of her inheritance.

A former colleague from the DEA asks for Nick's help in thwarting a murderous Columbian drug kingpin who is expected to arrive in Key Mariah.

The paths of animal migrations; humpback whale research; elk; horseshoe crabs migrate to lay eggs.

People helping the planet; Sea Turtle Rescue and Rehabilitation; Trilogy Excursions do coral reef cleanups; Olympic National Park's temperate rainforests.

South Carolina: tagging tiger sharks; wild Venus fly traps; examining ecosystem indicators through three different species of crab; Congaree National Park.

Researchers at the University of Texas look for ways to control invasive fire ant populations; ant societies; pollinators; mosquitoes.

Insect fossils dating back 45 million years; the geology of the park; wild huckleberries; citizen science expedition.

Nature can sometimes be the best classroom; seagrass in Key Largo; aquatic insects; camera traps; an urban citizen science project.

A tragic mission leads each member of the team to contend with their emotional distress in varied ways.

Mumford returns to work and investigates a 15-year-old cold case that holds a personal connection and leads to the discovery of a dangerous drug ring; Hondo is suspicious of Leroy's motives.

A high-stakes domestic disturbance involving a father and his two young daughters leads the team to race against the clock to save a group of international activists.

The team works together to hunt down a deadly band of mercenaries hired by a wealthy CEO trying to leave the country before he's arrested for running a massive Ponzi scheme; Hondo is forced to confront his changing relationship with Darryl.

As the team works to stop a violent attack on the city, it is forced to confront the group responsible for the death of a team member; Hondo and Leroy disagree on how to handle a challenge to Darryl's fledgling business.

The team tries to track down a media-savvy crew of bank robbers who consider themselves a band of modern-day Robin Hoods; Hondo and Deacon clash over how to deal with a group of cops' racist views.

When escaped prisoners take control of a courthouse with Hondo and Deacon inside, the two race to save the lives of innocent civilians while trying to avoid detection themselves; Street visits his mother in the hospital and faces a pivotal decision.

The team races to rescue victims of a sex trafficking ring that is preying on disenfranchised women; Hondo finds himself at odds with Leroy and Darryl over the future of their business; Street confronts Chris about meeting with his hospitalized mom.

The bombing of a police station puts Los Angeles on edge, leading the team to a final showdown with the Imperial Dukes; Hondo faces the fallout from a bold decision that threatens his future; Tan takes a big step in his personal life.

In the aftermath of his decision to speak out in the press, Hondo retreats to a quiet town in Mexico to reassess his life and professional future, only to find himself reluctantly drawn into one local family's fight for justice.