NYC's Only Murder on 9/11 (Henry Siwiak)

For years, Mark Koster was presumed gone—declared dead without a body ever being found. But when his remains surface inside his own home, investigators must unravel how a killer hid in plain sight and how one confession finally exposed the truth behind a death that went unnoticed ...  Show more

A grandmother visiting from Haiti, a young mother, and two small children are found brutally killed in a quiet South Florida neighborhood. With no forced entry and few answers, detectives must untangle what happened inside the Altidor family home and why justice has remained out ...  Show more

In 1991, a horrific massacre rocked the state of Texas that left 23 people dead, 27 people wounded and so many more lives changed forever. But this massacre was truly like no other, and the warning signs had been present for years. Join us as we examine what led up to one of the ...  Show more

A young soldier, home on leave, should have been safe in his own neighborhood. Instead, 19-year-old Solomon Robinson was murdered in a park full of people — but no one has ever come forward to say what really happened. Decades later, his family is still searching for justice, ...

Not every murder mystery has a satisfying ending, and the murders of the Gruber family is one of the more notable ones. Known as the Hinterkaifeck Murders, the mystery surrounding their deaths is over 100 years old, and in today’s episode we're exploring all the theories regardin ...  Show more

When Maggie and Paul Murdaugh are killed on their family’s estate in 2021, the investigation unravels a history of privilege, corruption, and suspicious deaths tied to one of South Carolina’s most influential families. But beneath the headlines and courtroom drama are stories ...