Who is Brian Thompson? Everything we know about the UnitedHealthcare CEO and his murder in New York City - Luigi Mangione allegedly kept a notebook that laid out his plot to ‘wack’ Thompson at his ‘pa

Luigi Mangione appeared in New York state court Friday in Manhattan on charges in UnitedHealthcare CEO Brian Thompson's killing.

Shackled and donning a bulletproof vest, Mangione didn't speak as he was paraded into a New York State court on Friday in front of dozens of news reporters as protesters demanded his release outside.

The murder of UnitedHealth Group CEO Brian Thompson divided the nation with some condemning the crime, and others seemingly offering insensitive reactions to what happened.

Luigi Mangione, the suspect in the shooting death of Minnesota resident Brian Thompson has his first court appearance on Friday in New York, less than three months after the UnitedHealthcare CEO died

The charges against Luigi Mangione brand him as both a terrorist and a stalker, accuse him of carrying a ghost gun and a fake ID, and enable prosecutors to seek life in state prison and the federal death penalty.

The man accused of gunning down UnitedHealthcare’s CEO has appeared in court for the first time since his arraignment on state murder and terror charges.

Brooke Warner, 28, flew in from Utah to attend the hearing, hoping that Mangione would “feel the love” from a supportive crowd.

Luigi Mangione on Friday appeared in court in New York City, where he faces state charges of murder and terrorism in the December killing of UnitedHealthcare CEO Brian Thompson.

Alleged UnitedHealthcare CEO killer Luigi Mangione returned to a New York City courtroom on Friday for a brief appearance in his state murder case.

Investigation Discovery's Who is Luigi Mangione? looks into the life of the alleged killer who has split public opinion