Crimes that began or played out online.
12 cases

Elaine O'Hara vanished near Dublin in August 2012, the day after her release from a psychiatric hospital — and the investigation that unfolded over the next three years exposed one of the most shocking crimes in Irish history.

A first date arranged on plentyoffish.com came with strange instructions — sneak in under the half-open garage door — and Gilles Tetreault stumbled out of that dark garage having barely escaped a man in a hockey mask following a script.

'Hi, how are you? I've seen your picture. You're very pretty.' The Facebook message that reached fifteen-year-old Kayleigh Haywood on Halloween 2015 came from twenty-seven-year-old Luke Harlow — and thirteen days of hidden messages convinced her she was loved.

A jogger's trembling 911 call one October morning in 2016 reported a body on a trail in St. Joseph, Missouri's Krug Park. Seventeen-year-old Kaytlin Root had been lured there by a Facebook message from someone calling herself 'Amanda Panda.'

When nineteen-year-old Natalie Bollinger disappeared from Broomfield, Colorado, in December 2017, everyone pointed to the homeless man she had taken out a restraining order against. Then investigators found the Craigslist ad Natalie herself had posted.

Derek Medina was a regular at the Miami Denny's where single mother Jennifer Alfonso worked the graveyard shift — generous with tips, obsessed with his phone, and far more dangerous than his self-help books suggested.

Polish ad-agency owner Dariusz Janiszewski walked out to meet a mystery client in Wrocław in November 2000 and never returned — and the strangest clue would surface years later in a novel written by Krystian Bala.

NYPD officer Gilberto Valle had a wife, a baby daughter, and a spotless record. Then his wife looked at their shared laptop and found the conversations he was having after his shifts ended — about the women in his life.

Tyler Clementi arrived at Rutgers a gifted violinist quietly starting a new life. Weeks into his freshman year, his roommate Dharun Ravi pointed a webcam at Room 30 — and Tyler found out what it had seen.

Ina and David Steiner ran a small newsletter covering eBay from their Natick, Massachusetts home. In August 2019 came the strange subscriptions, the threats, and a preserved fetal pig — a campaign traced somewhere no one expected.

The Craigslist ad promised a caretaker job on a 688-acre Ohio cattle farm — a fresh start for men down on their luck. The farm didn't exist, and the man behind the ad was known around Akron as Chaplain Rich.

Behind a closed bedroom door in suburban Melbourne, a quiet former babysitter named Matthew Graham ran the dark web's most notorious child-abuse network under the name Lux — until investigators on three continents started pulling the thread.
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