A cheerleader from small-town Pennsylvania vanished after becoming trapped in a sex-trafficking nightmare in NYC. Her desperate mom confronted dangerous pimps as surprising clues emerged on social media.

When young Chelsea Michelle Cobo vanished in 2016, her mother became a private eye of sorts, uncovering her daughter's secrets and imperilingher own safety along the way to get to the truth.

One March morning in 1999, 14-year-old Leanne Marie Hausberg walked out of her Brooklyn home and was never seen again.