Former NYPD detectives recount manhunt after Brian Thompson’s killing

The killing of Brian Thompson began as a brazen street shooting outside the New York Hilton Midtown and quickly became a five-day national hunt that stretched from Midtown Manhattan to a McDonald’s in Altoona, Pennsylvania. Former NYPD detectives told Lester Holt that investigators had to move fast, with little certainty, after Thompson, the chief executive of UnitedHealthcare, was shot around 6:45 a.m. on December 4, 2024.

Police described the attack as a “brazen, targeted attack,” and the case exploded once investigators released surveillance images and traced the suspect’s movements through Central Park and toward the Port Authority Bus Terminal. NBC News later reported that the man charged in the shooting was seen near a Port Authority bus station 46 minutes after the crime, a detail that underscored how narrow the window was between the shooting and the hunt that followed.

The break came on December 9, 2024, when Luigi Mangione was arrested in Altoona after a McDonald’s employee recognized him from circulated images and alerted police. NBC News said Mangione seemed “nervous” when confronted by a Pennsylvania police officer and claimed he was homeless. Investigators said a firearm and suppressor recovered in the case appeared to match the shooting, and prosecutors later said they also recovered a handwritten document they described as reflecting his motivation and mindset.

Mangione, who was 26 at the time of his arrest, has pleaded not guilty in both state and federal cases. He faces New York state charges including second-degree murder and weapons counts, along with federal charges tied to stalking resulting in death. The case has also drawn unusual public attention because of the larger debate it sparked over the U.S. health insurance industry and corporate security, with Thompson killed while UnitedHealthcare was holding a conference in Manhattan.

The legal fight has moved slowly since then. NBC News reported that judges postponed the starts of both the federal and state trials on April 1, 2026, and later reported that the New York state trial was set to begin June 8, 2026. For investigators, the case became a study in speed, uncertainty and the pressure to turn fragments of surveillance, witness recognition and physical evidence into an arrest before a suspect vanished again.