People Magazine Investigates, Oklahoma Horror Story

On June 6, 1992, Suzie Streeter, and Stacy McCall are out celebrating high school graduation. By morning, the teens are missing, along with Suzie's mother.

Entrepreneur Chris Smith moved to Southern California with dreams of sand and success. After making a fortune, he decides to travel the world, but he never returns home.

In 1984, ten-year-old Kevin Collins disappears on his way home. The police have few leads, and his case sheds lights on hundreds of kids who have vanished in America.

In 1971 and '72, Washington DC is terrorised by a killer who abducts and murders six young African American girls. Police, and the community are outraged.

Cambodian genocide survivor Dr. Haing Ngor wins an Oscar for his role in the film The Killing Fields. When he's shot, the LAPD unravel a web of intrigue.

In July of 2010, NBA star Lorenzen Wright goes missing outside of Memphis. When his dead body is discovered in the woods, investigators struggle to find the truth.

A double murder involving the family of a federal judge lead the FBI, US Marshals and Chicago PD on a huge investigation, and a potentially bigger death count.

When a woman is found murdered in her home in 1988, police examine strife, and infidelity in her marriage. A surprise witness leads to the killer.

When a widower and father is found dead outside his home, police suspect it's linked to shady business deals. A tip exposes dark family secrets.

In Oklahoma City, two masked gunmen allegedly ambush a couple, and kill the husband. With few leads, police use forensics and neighbourhood gossip to solve it.

When doting mother, Cheryl Coker, vanishes from Riverside, Ohio, search efforts come up empty. Police uncover disturbing information, and a web of secrets.

In 1970s Detroit, a murder rocks an African-American neighbourhood. Police think they've got the killers -- but it will take 47 years for the truth to emerge.