Luigi Mangione's mother filed a missing persons report about her son in San Francisco 16 days before he allegedly shot dead ...

Assassins have their reasons, I suppose, but it is almost always peculiarly personal demons that drive their deadly acts. The ...

The conversation followed a tip that the FBI received from police in San Francisco, where Mangione's mother had filed a ...

Chris Rock also returned to host the NBC sketch comedy show for the fourth time, alongside musical guest Gracie Abrams.

Local officials are calling for regulation of ghost guns like the kind used in a recent high-profile shooting in New York ...

Luigi Mangione has hired veteran former New York City prosecutor Karen Friedman Agnifilo to defend him against murder charges ...

Months before United Healthcare CEO Brian Thompson's death, suspect Luigi Mangione disappeared, and loved ones desperately tried to reach him.

The suspect in the killing of UnitedHealthcare's CEO will be represented by Karen Friedman Agnifilo, who was a high-ranking ...

Five days after the Dec. 4 killing outside the Hilton hotel in Midtown, where Thompson was scheduled to speak, Mangione was spotted in a McDonald’s in Altoona, Pennsylvania. He is now in a ...

Karen Friedman Agnifilo was second-in-command at the Manhattan District Attorney's Office. There, she prosecuted violent ...

The tip, which the bureau passed to New York police, was one of many that law enforcement officials received in the days ...