Luigi Mangione, 26, is fighting both federal and state charges in connection with the allegations that he gunned down ...

The alleged killer has not entered into a plea for the ... UnitedHealthcare is a unit of UnitedHealth Group UNH, one of the largest health insurance companies in the United States.

Montgomery’s lawyers filed the 101-page appeal in the Supreme Court of New Hampshire on Tuesday, nearly one year after the 34 ...

New York City police say writings by Luigi Mangione, the suspect in the murder of UnitedHealthcare CEO Brian Thompson, show the alleged killer has "ill will toward corporate America." Experts say ...