Murders

Prosecutor Kelly Siegler looks at different suspects who may have killed 89-year-old Frank Halcarz Sr. 

The 29-year-old was last seen parking her car in 1985. It would take years to discover her remains.

Cold Justice investigators teamed up with the Abilene Police Department on the cold case.

Shocking homicides have turned Las Vegas desert landscapes into burial grounds. Sin City Murders covers some of these cases, and more.

The new Oxygen series Sin City Murders highlights homicides that have left indelible marks on the Strip and other Las Vegas areas. 

Investigators used surveillance footage tracking the killer's movements that day to piece together the complex case.

Lawyers say all parties "reluctantly agreed" to the terms of the civil lawsuit to avoid further suffering. 

With firsthand accounts by investigators and families who lived through these cases, each episode of the Oxygen True Crime show unravels a different investigation that rocked Las Vegas.

"At the end of the day, she’s the person who did it,” said Texas Monthly journalist Cat Cardenas.

The doctor was reportedly an investor in Selena's fashion boutiques.