The young man once celebrated for his academic brilliance now faces accusations of orchestrating an act of terror, turning the spotlight on corporate healthcare and sparking a nationwide debate on justice and motive.

The indictment, filed on December 17, includes 11 counts, such as first and second-degree murder, alongside weapons and forgery charges, according to court documents released Tuesday.

Prosecutors allege that Mangione killed Thompson “in furtherance of an act of terrorism,” which is legally defined as an action intended to intimidate or coerce the civilian population or influence government operations.

“This was a frightening, well-planned, targeted murder that was intended to cause shock and attention and intimidation,” Manhattan District Attorney Alvin Bragg said during a press conference on Tuesday afternoon. Bragg emphasized the deliberate nature of the attack, which occurred in a highly populated area, endangering countless bystanders.

“The shooting happened in one of the most bustling parts of our city, threatening the safety of local residents and tourists alike, and commuters and business people just starting out on their day,” Bragg continued.

Mangione, currently detained in Pennsylvania, has chosen not to contest his extradition to New York, according to his attorney, Karen Friedman Agnifilo.

His extradition hearing is scheduled for Thursday, where a Pennsylvania judge will determine the timeline for his return to New York to face these serious charges. If convicted, Mangione faces life imprisonment without the possibility of parole, Bragg’s office confirmed.

The New York Police Department’s intelligence report highlighted Mangione’s possible motivations. Despite a privileged upbringing as a high school valedictorian and Ivy League graduate, Mangione reportedly harbored resentment toward the health insurance industry, fueled by a perception of “corporate greed.”

The killing of Thompson—a husband and father of two—has ignited discussions about public sentiment toward the healthcare sector. While Thompson’s death highlights a nationwide frustration with corporate practices, it has simultaneously heightened concerns about safety for executives in similar industries.

The NYPD’s report warns of potential threats against other high-profile figures, citing online rhetoric that praises the attack.

Officials have condemned both the act itself and the public response it has generated. “This was a killing that was intended to evoke terror, and we’ve seen that reaction. This was not an ordinary killing. Not to suggest that any killing is ordinary, but this was extraordinary,” Bragg stated.

Jessica Tisch, NYPD Commissioner, described the public reaction to the crime as alarming. “In the weeks since Thompson’s killing, officials have seen a shocking and appalling celebration of cold-blooded murder,” Tisch said. Social media platforms, she noted, have been flooded with messages praising the crime.

“It was a cold and calculated crime that stole a life and put New Yorkers at risk,” Tisch added. “We don’t celebrate murders and we don’t lionize the killing of anyone, and any attempt to rationalize this is vile, reckless, and offensive to our deeply held principles of justice.”

Following Luigi Mangione’s indictment, reactions across social media platforms have been swift and divided. On Facebook, users expressed a wide range of opinions, from outright skepticism about Mangione’s guilt to criticism of the charges.

Expressions of approval were also present, with one user calling the indictment “Outstanding!” However, not everyone agreed with the terrorism charge. A user argued, “That’s a misuse of that charge, specifically to scare those that support him.”

Another added, “What he allegedly did [wasn’t] terrorism. They are just terrified of the public response. Any business model that relies on the literal pain, suffering, financial ruin and actual death of poor people is morally reprehensible and should not exist.”

On Instagram, the discourse remained similarly polarized, with many questioning the application of terrorism charges. One user commented, “I don’t agree with what he did BUT terrorism seems like a stretch.”

Another critiqued the inconsistency in how terrorism charges are applied, “Mhhh no I disagree. This devision seems to be upgraded by influence and power. Why all the other shooter killing kids in schools are not indicted on terrorism then [sic]?”

A third user echoed concerns about the legal framing of the charges, “He shot 1 person in an empty street, but terrorism? That’s a stretch. New York might as well charge everyone on social media with terrorism for our collective response.”

As public reactions to Mangione’s indictment remain divided, new details about his background and the ongoing investigation are coming to light. R.J. Martin, Mangione’s former roommate, expressed disbelief at the allegations, describing the young man as anything but violent.

Martin told ABC News, “[Luigi] was absolutely not a violent person as far as I could tell.” Reflecting on Mangione’s arrest, he added, “It’s unimaginable.”

Despite Martin’s testimony, law enforcement believes Mangione harbored a deep resentment toward the health insurance industry. Investigators suspect he may have drawn ideological inspiration from Ted Kaczynski, the so-called “Unabomber,” whose crimes were motivated by an opposition to societal structures and technological advancements.

Police have not revealed evidence directly linking Mangione to such radical ideologies, but his apparent hostility toward corporate healthcare has emerged as a focal point of the investigation.

Mangione’s demeanor during his initial court appearances has also raised eyebrows. On December 10, as police escorted him into a Pennsylvania courthouse, he shouted to gathered reporters, “It is completely out of touch and an insult to the intelligence of the American people,” before officers quickly subdued him and brought him inside.

While investigators piece together Mangione’s alleged motives, they have confirmed that neither he nor his parents had insurance policies through UnitedHealthcare.

Mangione was indicted nearly a week after his family shared their reaction for the first time since his arrest in Pennsylvania, releasing a statement through his cousin, Maryland Delegate Nino Mangione.

“Unfortunately, we cannot comment on news reports regarding Luigi Mangione. We only know what we have read in the media. Our family is shocked and devastated by Luigi’s arrest,” the statement said.

They also conveyed sympathy to Thompson’s loved ones, acknowledging their loss. They urged the public to offer prayers for everyone impacted by the tragedy. “We are devastated by the news,” the family reiterated. Mangione’s family background adds another dimension to the story.

According to the New York Times, Mangione comes from a prominent and influential family in the Baltimore metropolitan area with deep roots in the real estate and business sectors. His grandparents, Nick Mangione Sr. and Mary C. Mangione, purchased and developed the Turf Valley Country Club in Ellicott City during the 1970s.

Over the years, the family expanded their ventures, acquiring Hayfields Country Club in Hunt Valley, Maryland, founding Lorien Health Services, a chain of nursing homes, and owning WCBM-AM, a politically conservative radio station.

Aaron Cranston, a former classmate of Mangione’s at the Gilman School in Baltimore, described him as a smart and ambitious student. Cranston expressed disbelief at the allegations, stating that Mangione’s background seemed inconsistent with such a crime.

Cranston also shared that earlier this year, Mangione’s family circulated a message seeking information on his whereabouts. They had reportedly not heard from him for several months following back surgery.

Authorities arrested Mangione at a McDonald’s in Altoona, Pennsylvania, on December 9, after a customer recognized him from widely circulated photos during a multi-state manhunt, according to NBC News.

Shortly after his arrest, Mangione was arraigned in Pennsylvania on two felony charges: carrying a firearm without a license and forgery. He also faced three misdemeanor charges: tampering with records, possessing instruments of crime, and providing false identification to law enforcement.

Officers immediately identified Mangione as the person of interest after asking him to remove his mask. According to the police complaint, when questioned about whether he had recently been to New York, “the male became quiet and started to shake.”

Law enforcement reported that Mangione was in possession of a homemade firearm, or a “ghost gun,” along with multiple fake IDs and a handwritten document that allegedly provided insight into his motives.

NYPD Chief of Detectives Joseph Kenny noted that the firearm, potentially made with a 3D printer, included a suppressor and had the capability of firing 9mm rounds.

Investigators also linked Mangione to the crime through a fraudulent ID found at a New York hostel, which matched the alias used by the suspected gunman. Clothing recovered during the arrest matched descriptions of what the shooter wore.

Mangione had no prior criminal record, but investigators are reviewing his online activity, which includes references to domestic terrorist Kaczynski, known for his anti-establishment beliefs.

It remained unclear whether Thompson’s name appeared in the handwritten document recovered from Mangione. “We don’t think that there’s any specific threats to other people mentioned in that document…But it does seem that he has some ill will toward corporate America,” Kenny said.

Meanwhile, The Associated Press reported new details about Mangione’s handwritten document, shared by a law enforcement official who requested anonymity. “To the Feds, I’ll keep this short, because I do respect what you do for our country. To save you a lengthy investigation, I state plainly that I wasn’t working with anyone,” the document read.

The document also attempted to justify the act, “I do apologize for any strife or traumas but it had to be done. Frankly, these parasites simply had it coming.”

Following the arrest, police released photos of Mangione in custody, and he was later transferred to the State Correctional Institution in Huntingdon, Pennsylvania.

The arrest was a key development in the investigation of the fatal shooting of Thompson on December 4 outside the Hilton Hotel in Midtown Manhattan.

Police Commissioner Tisch reportedly said that Thompson was walking to UnitedHealthcare’s investor conference when an unknown assailant approached from behind and fired multiple rounds, striking him in the back and calf.

Thompson was pronounced dead at Mount Sinai West Hospital. As reported by NBC, police described it as a “premeditated, preplanned targeted attack.”

Surveillance footage, shared by NBC, showed the gunman waiting several minutes before shooting Thompson, who wore a blue suit. The attacker followed him as he fell and continued firing. Police said the gun used by the assailant appeared to have jammed but was cleared before the shooter resumed firing.

At the crime scene, Kenny said officers found three live 9 mm rounds, three shell casings, and a cell phone. Investigators also believed the gunman used a firearm with a silencer.

The suspect fled on foot, switched to a rental bike, and was last seen entering Central Park. Police described the suspect as wearing a black hoodie and pants and carrying a gray backpack.

Police also believed that Thompson was deliberately targeted, though the motive remains unclear. Adding to the uncertainty, Thompson’s wife, Paulette, recalled that her husband had received threats.

“Basically, I don’t know, a lack of coverage? I don’t know details. I just know that he said there were some people that had been threatening him,” she said about the nature of these threats. The family mourned Thompson’s loss, describing him as an “incredibly loving, generous, and talented man,” and requested privacy during their difficult time.

Luigi Mangione’s extradition hearing, set for December 19, will determine when he returns to New York to face the charges outlined in the indictment.