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

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

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

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, ...

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

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

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

Mangione is fighting potential extradition back to New York, where he is charged with murdering CEO Brian Thompson..

Her comments ... were antithetical to the values of both the School of Arts and Sciences and the University of Pennsylvania," ...

Now that Trump has been elected to the White House, Zuckerberg seems to be following this instinct with his wallet. And so, ...

Potter, who left his corporate role after experiencing what he calls a “crisis of conscience,” said there was an urgent need ...