The Grim Sleeper 🔍 | True Crime — Caught by His Own Pizza Crust

For twenty-five years, he hid in plain sight in South Los Angeles. Lonnie David Franklin Jr. — a mechanic, a neighbor, an ordinary man — while the bodies of his victims were found in alleys and dumpsters across the city. The press called him the Grim Sleeper, because after a burst of killings in the 1980s, he seemed to go quiet for over a decade. He hadn't stopped. He'd just learned to wait.

What makes this case unforgettable isn't only the horror of it. It's how it ended.

Detectives had a suspect but no proof — and no legal way to take his DNA. So they followed him. To a restaurant. Where he ate pizza with his family, wiped his mouth, and threw the crusts away.

That discarded pizza crust carried his DNA. It matched the killer's. After twenty-five years, the Grim Sleeper was caught by his own trash.

Lonnie Franklin Jr. was convicted in 2016 of ten murders — and investigators believe the true count may be far higher. He died on death row in 2020, taking the full truth with him.

The Grim Sleeper is a reminder that cold cases are never really closed — and that sometimes justice arrives in the most ordinary packaging: a paper plate, a napkin, a pizza crust.

Watch the full animated retelling on Cold Case Chronicles — new unsolved mysteries and true crime stories every day, from vanished ships to cases that were solved with a twist.