Murder suspect Luigi Mangione filed a petition alleging he is being incarcerated illegally. NBC News’ Valerie Castro reports ...

Betting website Polymarket’s users have started waging on what the UnitedHealthcare CEO murder suspect’s next moves might be.

A high school friend of Luigi Mangione, the 26-year-old man charged in the killing of UnitedHealthcare CEO Brian Thompson, ...

Prosecutors at the Manhattan District Attorney's Office have begun presenting evidence to a grand jury as they work to secure ...

Memes and online posts in support of 26-year-old Luigi Mangione, who's charged with killing UnitedHealthcare's CEO, have ...

Jimmy Kimmel piled on to America’s weird obsession with Luigi Mangione, the suspect in the fatal shooting of UnitedHealthcare ...

Luigi Mangione's lawyer said he wants to see the new fingerprint and ballistics evidence announced by the New York Police Department.

The threats of violence against CEOs followed an outpouring of criticism on social media directed at corporate leaders in the ...

NewsNation on Wednesday spoke to prisoners shouting from their windows about the facility's newest inmate -- the suspected ...

A trial date has been set for Christopher Schurr, the former Grand Rapids police officer who shot and killed Patrick Lyoya in ...

One woman reported undergoing a botched dental procedure in July, during which Gladys extracted five teeth instead of just one.