CaseSleuth — The Definitive True Crime Case Database

Charges FiledNew York, NY · 2024

UnitedHealthcare CEO Shooting

On December 4, 2024, UnitedHealthcare CEO Brian Thompson was fatally shot outside the New York Hilton Midtown in what prosecutors allege was a premeditated attack by Luigi Mangione, a 26-year-old University of Pennsylvania graduate. Mangione was arrested five days later at a McDonald's in Altoona, Pennsylvania, after a nationwide manhunt, and charged with second-degree murder in New York state court and stalking charges in federal court. As of April 2026, Mangione has pleaded not guilty to all charges; his state trial is scheduled to begin September 8, 2026, and his federal trial is set for October 2026, with a federal judge having ruled that prosecutors cannot seek the death penalty.

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ConvictedMoscow, ID · 2022

Idaho Student Murders

On November 13, 2022, four University of Idaho students — Kaylee Goncalves (21), Madison Mogen (21), Xana Kernodle (20), and Ethan Chapin (20) — were stabbed to death at an off-campus residence in Moscow, Idaho, in the early morning hours. Bryan Christopher Kohberger, a 28-year-old criminology PhD student at nearby Washington State University, was identified through investigative genetic genealogy linking his DNA to a knife sheath left at the scene, corroborated by surveillance footage of his white Hyundai Elantra and cellphone location data. Kohberger was arrested on December 30, 2022, in Pennsylvania and ultimately pleaded guilty on July 2, 2025, to four counts of first-degree murder and one count of burglary; he was sentenced on July 23, 2025, to four consecutive life terms without parole plus ten years for burglary.

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AcquittedCanton, MA · 2022

Karen Read / John O'Keefe

Karen Read, a financial analyst, was charged with the second-degree murder of her boyfriend, Boston Police Officer John O'Keefe, who was found dead in the snow outside a fellow officer's Canton, Massachusetts home on January 29, 2022. After a first trial ended in a hung jury mistrial in July 2024, Read was acquitted of murder, manslaughter, and leaving the scene at her retrial on June 18, 2025, but was convicted of operating under the influence. The case became a national flashpoint over allegations of a law enforcement cover-up, investigator misconduct, and deep community polarization.

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Charges FiledBabylon, NY · 2010

Gilgo Beach Serial Killings

The Gilgo Beach serial killings involved the murders of at least eight women whose remains were discovered along Ocean Parkway on Long Island, New York, beginning in December 2010. Rex Heuermann, a 59-year-old Manhattan architect, was arrested on July 13, 2023, after DNA from discarded pizza crust linked him to evidence found with the victims. On April 8, 2026, Heuermann pleaded guilty to seven murders and admitted to an eighth, with sentencing scheduled for June 17, 2026.

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AcquittedLos Angeles, CA · 1994

O.J. Simpson Murder Trial

O.J. Simpson, a former NFL star and media personality, was charged with the June 1994 murders of his ex-wife Nicole Brown Simpson and her friend Ron Goldman. After a televised criminal trial widely described as the 'trial of the century,' Simpson was acquitted on October 3, 1995. A subsequent civil jury found him liable in February 1997 and awarded the victims' families $33.5 million in damages. Simpson was later convicted of armed robbery and kidnapping in a 2008 Las Vegas case, served nine years in prison, and was released on parole in 2017. He died of prostate cancer on April 10, 2024, at age 76.

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ConvictedMilwaukee, WI · 1978

Jeffrey Dahmer

Jeffrey Lionel Dahmer (1960-1994), known as the Milwaukee Cannibal, was an American serial killer who murdered 17 men and boys between 1978 and 1991. His crimes involved drugging, strangling, dismemberment, necrophilia, and cannibalism. After his final intended victim Tracy Edwards escaped on July 22, 1991, police discovered human remains throughout Dahmer's Milwaukee apartment. Dahmer confessed, was convicted on 15 counts of first-degree murder in Wisconsin, and was sentenced to 15 consecutive life terms on February 17, 1992. He pleaded guilty to an additional murder in Ohio. On November 28, 1994, fellow inmate Christopher Scarver beat Dahmer to death at Columbia Correctional Institution in Portage, Wisconsin.

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ConvictedWichita, KS · 1974

BTK Killer

Dennis Rader, a church president and compliance officer from Wichita, Kansas, secretly murdered ten people between 1974 and 1991, calling himself BTK — "Bind, Torture, Kill." He evaded capture for thirty years before his DNA was identified through a floppy disk he sent to police, leading to his arrest in 2005.

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ConvictedTallahassee, FL · 1974

Ted Bundy

Theodore Robert Bundy (1946-1989) was an American serial killer who kidnapped, raped, and murdered at least 30 young women across multiple states between 1974 and 1978. Exploiting his charm and intelligence, Bundy evaded capture for years, escaped custody twice, and was ultimately convicted and executed by electric chair in Florida in 1989. His trial was the first to be nationally televised in the United States.

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Cold CaseSan Francisco, CA · 1968

Zodiac Killer

The Zodiac Killer is the pseudonym of an unidentified serial killer who murdered at least five people and injured two others in Northern California between December 1968 and October 1969. The killer taunted police and newspapers with cryptic letters and ciphers, claimed responsibility for as many as 37 murders, and was never identified or apprehended. The case remains one of the most infamous unsolved serial murder investigations in American history.

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