Luigi Mangione cut off contact with his family and friends six months ago, a senior law enforcement official tells PEOPLE.

Hannah Kobayashi, 30, sparked a huge missing persons investigation when she vanished in Los Angeles last month while changing ...

A Florida woman has gone missing in New York City after she jumped out from an ambulance wearing scrubs, police have ...

The mystery behind a wealthy New York couple's 1980 disappearance is starting to unravel after a team found their missing car ...

A missing Hawaii woman described as a budding photographer has now been found safe after nearly a month of searching ...

Hannah Kobayashi's family said she was "found safe." Here's a detailed timeline of events and updates that have happened ...

Theodosia Bartow Prevost Burr was widely respected for her intellect and wit—and even served as an adviser to her husband. So ...

Luigi Mangione was reported missing by his mother to the San Francisco Police Department less than one month before he ...

The father of a Hawaii woman who went missing two weeks ago was found dead in Los Angeles on Sunday, the local police ...

Mangione’s mother reported him missing to San Francisco police two weeks before Thompson’s slaying in M i dtown, according to ...

NEW YORK -- The mystery behind a wealthy New ... which tries to crack cold cases by using sonar to search water for vehicles of missing people. "We make our maps and one by one we start from ...