Kimberly Langwell, a mom in Beaumont, Texas, had dinner plans with her teenage daughter and boyfriend on July 9, 1999 – but she never came home from work. It would take more than 20 years before one man's long-kept secret would expose her killer.
A mother disappears leaving her young daughter in despair. Decades later, information leads to a secret grave. "48 Hours" correspondent Peter Van Sant reports.
Vice President JD Vance told reporters that "we have not reached an agreement" following face-to-face talks with Iranian leaders and Pakistani negotiators.
