Blayne Alexander

When Dee Warner vanishes from her farm, her family is alarmed as her car is still in the driveway and her wedding ring is left behind; after three years of countless leads and no answers, a single X-ray image reveals the truth.

When a woman finds a body on a rural road outside of Indianapolis, police learn the victim might have been poisoned with mushrooms.

When a fire erupts at a New Jersey mansion, authorities find four family members dead; after detectives uncover a second fire nearby, they discover a shocking connection between the blazes, exposing a web of deception within the family.

The disappearance of a loving Kentucky mom leads police to question the three men closest to her; for the first time the lead investigator speaks out about the case.

For the first time, eight mothers who lost their daughters at Camp Mystic during the catastrophic floods in Texas nearly a year ago open up about their grief, their bond, and their investigation into what happened.

After mom Regina Hicks is found dead in her car submerged in a pond, the case goes unsolved for nearly 25 years; in a Dateline exclusive, the man who helped police capture the killer speaks out and reveals what happened that night.