On this day in 1937, police in Ponce, Puerto Rico opened fire on a peaceful Nationalist parade. The resulting bloodshed killed at least 19 people and wounded around 200 more.

On this day in 1995, the Aum Shinrikyo cult killed 13 people when they released sarin, one of the deadliest nerve gases in the world, into the Tokyo subway system.

On this day in 1946, the murder trial of French doctor Marcel Petiot began in Paris.

On this day in 1980, 12-year-old Frank Gotti was run over by a neighbor as he played outside his home in New York City. But Frank was the youngest son of John Gotti—the future head of the Gambino crime family—and the mafia wouldn’t let the story end there...

On this day in 2010, David Cotton held up a bank in a suburb of Nashville, Tennessee wearing an unconventional disguise.

On this day in 1977, 11-year-old Timothy King vanished from his hometown of Birmingham, Michigan.

On this day in 44 BCE, Roman general and dictator Julius Caesar was assassinated by a cabal of rival Senators.

On this day in 2008, 9-year-old Shannon Matthews was discovered in a flat in Dewsbury, West Yorkshire, England. She had been missing for 24 days.

On this day in 1957, labor leader Jimmy Hoffa was arrested by the FBI on charges of bribery.

On this day in 2009, Brian Lewis murdered his common-law wife, Hayley Jones. His motive was unthinkable; Brian claimed he killed his wife over a Facebook status.

On this day in 2011, 29-year-old Brittany Norwood murdered her co-worker, 30-year-old Jayna Murray. Their place of business? Lululemon, the athletic apparel store.

On this day in 1919, Italian immigrants Charles Cortimiglia, his wife Rose, and their two-year-old daughter, Mary, were brutally attacked by an intruder.

On this day in 1945, the United States executed the single deadliest airstrike in history on the city of Tokyo, Japan.

On this day in 1999, the Supreme Court of the United States upheld the murder conviction of Timothy McVeigh, the Oklahoma City Bomber.

On this day in 1826, 15-year-old Ellen Turner was abducted in a forced marriage plot intended to swindle her family out of their fortune.

On this day in 1951, Ethel and Julius Rosenberg's espionage trial began in New York's federal court. Today, nearly 70 years after the trial, their guilt or innocence is still a matter of debate.

On this day in 1991, 11-year-old patient Timothy Hardwick was admitted to the hospital after suffering from epileptic seizures. He would die in the care of nurse Beverley Alitt only a few hours later.

On this day in 1972, Kim Wendy Allen, a junior college student in Santa Rosa, California, was raped, strangled and dumped after she hitched a ride late one night. Kim was the first victim discovered in the series of slayings now known as the Santa Rosa Hitchhiker Murders.

On this day in 2006, former British pop star Gary Glitter was convicted of molesting two underage girls in Vietnam.

On this day in 1995, 28-year-old derivatives trader Nick Leeson was arrested for defrauding his superiors at Barings Bank and for cheating the Singapore exchange.

On this day in 1562, Francis, Duke of Guise ordered the massacre of dozens of Protestants as they worshipped in a makeshift church.

On this day in 1692, farmer Thomas Putnam accused three women of witchcraft—some of the first witchcraft accusations in Salem, Massachusetts.

On this day in 1921, Italian anarchist Mario Buda was arrested in his village of Savignano during an anti-Fascist protest. Little did the authorities know, they had apprehended the man suspected of a deadly bombing in New York City.

On this day in 1992, Austrian serial killer Jack Unterweger was caught by the authorities for the final time while hiding in Miami, Florida.

On this day in 1994, eleven members of the Branch Davidian cult were acquitted of murder and conspiracy to commit murder. Guest hosted by Erica Kelly from Southern Fried True Crime.