Investigation Discovery

Roo Powell is a woman on a mission to expose the dangers of and prevent online child sex abuse; with the help of her nonprofit team SOSA (Safe from Online Sex Abuse), she transforms into underage girls to engage with child predators and protect the most vulnerable.

Each episode re-examines a single crime case where unanswered questions still remain. Through original interviews those involved, the evidence is dissected and new theories are presented in a quest to uncover the truth.

Each episode of this new On the Scene shows the unique situations that Police officers respond to. From hostage negotiations, to hunting wanted criminals, to rescuing crash victims, experience what it’s like to be on the frontline of policing.

It's an iconic line in any crime story: when a suspect is arrested and gets to make one call. In reality, once a person enters the criminal justice system, there are multiple opportunities to make calls while awaiting trial. The vast majority of those calls are recorded. An admission, a threat, a slip of the tongue, a bribe -- it's all on tape and the suspect knows it, but this doesn't always prevent people from talking and talking. Jailhouse phone calls are used to frame the narrative of murder investigations steeped in mystery.

Lust, gluttony, greed, sloth, wrath, envy and pride -- the true stories of everyday individuals who are pushed beyond the limits of the law by seven deadly sins are explored. The twists and turns of two similarly sinful cases are revealed. Deadly Sins: No Forgiveness is a spin-off series of Deadly Sins, an American documentary television series. The series examines the true evils that push beyond the limits of the law and reveals crimes driven by the most basic of human instincts

Jared Fogle, aka The Subway Guy, was a pop culture icon and an inspiration to millions of Americans -- but behind his loveable public persona lurks a monster. This three part docu-series reveals the untold story of the investigation that exposed the monster insidiously lurking behind his persona, how his true nature as a child sex predator was finally revealed, and how he was brought to justice.

Glee's cast and crew reveal surprising truths behind making the series and recount the meteoric rise of a Hollywood hit as well as the tragedies of some of its stars.

It’s an epic landscape where Wild West traditions of vengeance and lawlessness live on. When murders occur, investigators sometimes need old school methods to hunt down the killer.

Real PD: Kansas City goes behind the scenes with Kansas City, Kansas PD detectives, round the clock, capturing the real-life drama of police investigations in the heartland America.

From attempted murders to terrifying trauma, Houston paramedics work against the clock to save lives. Now, for the first time in America, they’re recording it all on body cameras, bringing a closer view than ever to all the pulse-pounding action.

September 22, 1998, Vladimir Pokhilko, who was involved with the development of TETRIS, was found dead alongside his wife and their young son in their Palo Alto, California, home. Now, more than two decades later, the Palo Alto Police Department homicide investigators who were first on the scene revisit the haunting crime. What was once thought to be a murder-suicide in 1998 is now revealed to be something much more sinister.

Survivors and investigators tell the true stories of horrifying crimes in the most isolated corners of the country, and one thing is perfectly clear -- no one is safe when they are alone.

Victims' rights activist John Walsh and his son, Callahan, showcase time-sensitive, unsolved cases in desperate need of attention, mobilizing the public to engage in the pursuit of justice.

John and Callahan Walsh celebrate the captures from investigations that left the largest impacts. With the perps finally behind bars, families can breathe easier knowing that justice has been served.

This enthralling series looks at love triangles gone bad, office romances gone awry and other passionate love affairs that ended in death.

Two investigators re-examine controversial murder cases to help the desperate families of those convicted decide if it's time to appeal... or accept the guilty verdict once and for all.

In American Detective, Kenda trades in his own case files to bring viewers astounding investigations from across the country, with each episode featuring a different homicide detective whose tireless efforts helped put a killer behind bars and bring justice for the victim.

Undercover work is the most exciting, but risky part of law enforcement. However, when everyday citizens with no formal training go undercover, anything can happen. Doing the right thing has never been more dangerous.

Gripping clips of kidnappings, break-ins, wild car chases and other crimes rack up millions of views, but the stories behind these crimes are often never told -- until now. This series takes viewers inside the most shocking crimes that went viral.

The disappearance of the McStay's haunts police for three years until their remains turn up in the desert. Prosecutors say evidence proves Chase Merritt killed them, Merritt said he's innocence, claiming they are misinterpreting the facts.