The Last Weekend

Fire & Ice

The Streets of Laredo

Down the Basement Stairs

The Secret in Black Rock Canyon

The Ultimate Betrayal

The Last Mile

Part of the Plan

A Promise to Gloria

The Breakup

The Night Kelsie Disappeared

What Happened in the Basement

The Necklace

A Haunting Stretch of Road

A Girl Named Egypt

A Cool Desert Morning

The Sisterhood

Horror at the Lake

The Blue Blanket Mystery

Season 14

The Room Downstairs

Crime

Documentary

Dateline: Secrets Uncovered

Oxygen

Season 1

Season 2

Season 3

Season 4

Season 5

Season 6

Season 7

Season 8

Season 9

Season 10

Season 11

Season 12

Season 13

Season 15

For more than 25 years, Dateline has brought viewers investigations into some of biggest mysteries in America. This entry in the franchise takes a second look at some of the most mysterious cases of recent history. It explores the stories through firsthand accounts told by people who are close to the crime, including investigators who dedicated their time to the cases and family members who are still trying to confront the tragedies that befell their loved ones.