Experts reflect on how internet activity affects a case's outcome.

Platforms like Meet-An-Inmate and LoveAPrisoner foster closeness.

She admitted to lying to federal agents in 2007.

Many don't know that the much-beloved rapper was once accused of a gang-related killing.

Nicole Booth was “unrecognizable” weeks before she was murdered by boyfriend Thomas Graley, witnesses said.

The 29-year-old Indiana woman went on the run for four months.

Murders that appear arbitrary have a psychological explanation.

How the mafioso formed a unique bond with an FBI agent.

A wild night of meth and group sex turned deadly for one man.

A K-9 Unit police officer explains what the job entails.

Jennifer Soto let the girl sleep in bed with the man she dated.

Love turned deadly for the Copelands, the Wests and more.

This type of arrest contributed to Ahmaud Arbery's 2020 death.

Four children were murdered in Michigan between 1976 and 1977.

Jose Rodriguez-Cruz murdered two romantic partners.

The security guard spent 88 days as a suspect after the 1996 act.

Joe Hartsfield’s death led authorities to re-open another case.

Jason Schaefer died from gunshot wounds to the head and back.

The series asks if neurodegenerative disease erases murder.

The Colorado contractor murdered his wife and daughters in 2018.