UnitedHealthcare CEO Brian Thompson was shot and killed in what appears to be a targeted attack Wednesday morning outside a Hilton hotel in Midtown Manhattan, according to the New York City Police Department.

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.

Police have not identified the suspect, who remains on the loose and was last seen riding an electric Citibike in Central Park, officials said.

UnitedHealthcare CEO Brian Thompson was shot near a Midtown Manhattan hotel in a potentially targeted shooting early Wednesday, according to police.

Brian Thompson was fatally shot by a hooded gunman as he was walking in the direction of Manhattan's New York Hilton Hotel, a source told BI.