NYPD officials said about 30 of those tips were useful as information about the gunman’s movements before and after the Dec.

Have you seen claims that Brian Thompson, the UnitedHealthcare CEO who was shot on Dec. 4 in New York, was killed because he ...

The killing of UnitedHealthcare’s CEO in New York has prompted health care companies to rethink and increase security for ...

A letter sent by a doctor to UnitedHealthcare accused the insurance company of denying nausea medication to a child ...

The suspect in the shooting of UnitedHealthcare CEO Brian Thompson is fighting extradition from Pennsylvania, but sources tell ABC News that prosecutors at the Manhattan DA's office have started ...

Luigi Mangione was arrested on gun charges in Pennsylvania and faces a murder charge in New York for the death of ...

As Luigi Mangione was being detained in Pennsylvania amid an outpouring of online support for the suspected killer, those close to Thompson quietly mourned his loss at a Lutheran church in his ...

Luigi Mangione’s notebook reveals chilling alleged to do list and New York bomb plans - UnitedHealth CEO shooting suspect ...

Luigi Mangione’s defense lawyer explained why his client became “agitated” and began yelling at reporters outside a ...

The murder of Brian Thompson — and the public’s reaction to it — shows that frustration with corporations has reached a fever ...

“Luigi’s conditions suck,” inmates shouted to NewsNation’s Caprariello. “Free Luigi.” They also said Mangione doesn’t have a television in his cell and expressed their desire for him to waive his ...