Brian Thompson, CEO of insurance group UnitedHealthcare, was fatally shot Wednesday morning in Manhattan in what New York police commissioner Jessica Tisch said was a "brazen, targeted attack," as of the early stages of the investigation.

The chief executive of UnitedHealthcare, one the nation’s largest insurers, was killed in midtown Manhattan in what police described as a targeted attack by a shooter outside a hotel where the company was holding a conference.

The wife of slain UnitedHealthcare CEO Brian Thompson revealed to NBC News shortly after his fatal shooting that he’d been receiving threats. “Yes, there had been some threats. ... I don’t know details,

Surveillance video captured the moment UnitedHealthcare CEO Brian Thompson was fatally shot outside a New York City hotel. NBC News’ Sam Brock reports on what police are saying about the “targeted” attack.

Surveillance video captured the moment UnitedHealthcare CEO Brian Thompson was fatally shot outside a New York City hotel. Thompson was on his way to speak at UnitedHealth Group's investor conference when the gunman approached him from behind,

UnitedHealthcare CEO Brian Thompson was fatally shot in midtown Manhattan on Wednesday morning. Police are still searching for the suspect.

NYPD Commissioner Jessica Tisch called the killing a “brazen, targeted attack” at a news conference on Dec. 4.

Thompson was rushed to the hospital in critical condition with a gunshot wound in his chest, and was pronounced dead there, police told Fortune. The gunman fled east on Sixth Aven

The CEO of UnitedHealthcare, one of the largest insurance providers in the nation, was fatally shot Wednesday morning outside the Hilton hotel in midtown Manhattan in what police said was a "brazen, targeted attack.