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20/20

When a 16-year-old girl vanishes, her family investigates her disappearance; TV cameras capture the moment police discover a clue that breaks the case wide open and changes everything.

Finding Mango: To Live and Die on Skid Row

American Story: The Hands That Built the White House -- With Robin Roberts

20/20

After a young mother is found murdered, seemingly at the hands of a home intruder, investigators uncover a far more intricate plot than the initial evidence suggests.

ABC World News Tonight With David Muir

Delivering the news that matters most.

The Mystery of Richard Simmons: A Diane Sawyer Special

The beloved fitness personality's remarkable rise to fame; examining the cultural impact that made him a household name.

20/20

Decades after four teen girls are murdered in a Texas yogurt shop, new evidence reveals the unbelievable end to the tragic tale.

ABC World News Now

Overnight breaking news, weather, politics, and the stories and video people will be talking about.