Arizona

The Gunfight at the O.K. Corral is a landmark American homicide case in which Wyatt, Virgil, and Morgan Earp, alongside Doc Holliday, killed three Cowboys in 30 seconds on October 26, 1881, in Tombstone, Arizona Territory.

The Lori Vallow Daybell case is a solved multi-state murder conspiracy in which an Idaho mother and her husband killed her two children and his first wife, driven by apocalyptic religious beliefs.

A 2024 Hayu documentary about the 2001 Phoenix disappearance of 17-year-old Alissa Turney and the murder charges later brought — and dismissed — against her father Michael Turney.

Alissa Marie Turney disappeared on May 17, 2001, from Phoenix, Arizona at age 17. Her stepfather Michael Turney was charged with second-degree murder in 2020 but the case ended without conviction.

The Backpage.com case is a US federal prosecution of the classified-ad site's principals for facilitating prostitution, sex trafficking and money laundering, culminating in convictions in 2023–2024.

The Sammy Gravano case covers the crimes of Gambino underboss Salvatore 'Sammy the Bull' Gravano, who admitted 19 mob murders, testified against John Gotti, and later ran an Arizona ecstasy ring.

The Vallow–Daybell case is a U.S. murder conspiracy in which Lori Vallow and Chad Daybell killed her two children, his wife, and her estranged husband in 2019–2020.

Danske Drabssager, a popular Danish true crime podcast, has released a Q&A episode dedicated to forensic medicine. The episode answers listener questions about criminal investigation techniques and forensic examination methods used in real murder cases.

In episode 301 of the Danish true crime podcast Mørkeland, hosts Camilla and Kristine examine a double homicide that grew out of a banal dispute in a Danish residential neighbourhood. Two people were shot dead at a bus stop on a cold winter evening.

A Danish true crime podcast has documented a case involving a young man accused of multiple sexual assaults who escaped from a psychiatric facility in Nykøbing Sjælland, Denmark, prompting a manhunt by authorities.

On July 18, 1989, actress Rebecca Schaeffer was shot and killed outside her West Hollywood apartment by obsessed fan Robert John Bardo. The 21-year-old's murder sparked a national conversation about stalking and resulted in groundbreaking legal protections that would reshape how law enforcement handles threats.

Holly Marie Clouse was found alive in June 2022 at age 42, more than four decades after her parents were murdered and she was left at a church in Yuma, Arizona. The discovery solved one of the most perplexing cold cases in American true crime: the identity of 'Baby Holly,' whose parents' killers remain unknown.

The Bonanno crime family emerged from the violent Castellammarese War of the early 1930s to become one of New York City's most powerful Mafia organizations. Led for three decades by Joseph Bonanno, the family expanded from Brooklyn across North America until internal corruption and federal investigation fractured its ranks.