CBS News correspondent Jonathan Vigliotti and 48 HOURS take viewers inside the investigation into the heartbreaking national search for two missing children.

Jennifer Kesse was a successful young woman with a good job and a loving boyfriend when she simply vanished from her Orlando, Fla., condominium. It's been more than 14 years since she was last seen. Peter Van Sant and 48 HOURS investigate the disappearance of the 24-year-old, raise new theories and go inside her parents' search for answers.