Authorities are looking into online accounts believed to be those of Luigi Mangione, the 26-year-old Ivy League graduate ...

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

Luigi Mangione, 26, described sciatica symptoms as well as bladder, back and genital pain before having surgery last year.

Luigi Mangione detailed his experience with chronic back pain on Reddit and shared frustrations with the U.S. healthcare industry.

They have been left stunned by the 26-year-old's arrest for the murder of UnitedHealthcare's chief executive Brian Thompson, ...

The man charged with killing UnitedHealthcare CEO Brian Thompson posted online in recent years about undergoing spinal surgery and struggling with chronic back pain, numbness and restless sleep, ...

Luigi Mangione is said to have considered using a bomb in Manhattan in his alleged plot to kill the UnitedHealth CEO Brian ...

New York police said they believe Mangione's motive was animus toward the health insurance industry and corporate America.

Luigi Mangione, 26, is charged with murder in the death of UnitedHealthcare CEO Brian Thompson, who was shot and killed in New York last Wednesday. He was arrested Monday after he was spotted at a ...

Political violence is no longer confined to the radical fringe.

Luigi Mangione is believed to be a person of interest in last week's deadly shooting of UnitedHealthcare CEO Brian Thompson, ...