When 15-year-old Danni Houchins is found dead in a swamp, her family says they were led to believe she drowned. 24 years later, Danni’s sister learns the terrible truth. "48 Hours" correspondent Peter Van Sant reports.
With her posts and pleas on TikTok, Molly Bish's sister Jennifer hopes she will generate new tips that will finally solve her sister's Massachusetts murder case and put an end to a painful decades-old mystery.
