Luigi Mangione appeared in a Manhattan courthouse Monday morning where he pleaded not guilty to state charges in the killing ...

As investigators continue probing the United Healthcare CEO killing, there is concern among about the long-term impacts the ...

Luigi Mangione pleaded not guilty to first-degree murder and terror offenses in Manhattan Supreme Court Monday stemming from ...

The suspect in the fatal shooting of UnitedHealthcare CEO Brian Thompson also faces federal and state charges in Pennsylvania ...

Luigi Mangione, 26, was formally charged last week by the Manhattan district attorney with multiple counts of murder, ...

Luigi Mangione pleaded not guilty in a New York courtroom Monday to state charges in the murder of UnitedHealthcare CEO Brian ...

The Ivy League-educated suspect is accused of gunning down UnitedHealthcare CEO Brian  Thompson on a Midtown Manhattan sidewalk.

The 26-year-old suspect accused of gunning down UnitedHealthcare CEO Brian Thompson on a street in midtown Manhattan, Luigi ...

Luigi Mangione, the suspect in the fatal shooting of UnitedHealthcare CEO Brian Thompson on a busy sidewalk in Midtown ...

Mangione is accused of gunning down Thompson as he walked to an investor conference in Midtown Manhattan on Dec. 4.

The man accused of shooting UnitedHealthcare CEO Brian Thompson in a calculated killing outside a midtown hotel pleaded not ...