Nikki Kuhnhausen disappeared after connecting with a man in a Snapchat rendezvous. Her murder inspired a new law and started a nationwide movement. 48 HOURS and Jamie Yuccas investigate the groundbreaking case and the impact it continues to have on LGBTQI communities.

A new look into the disappearance of Carole Baskin's husband. Famed lawyer investigates "meat grinder" theory. "48 Hours" correspondent Richard Schlesinger reports.