UnitedHealth Group CEO Andrew Witty in his address to the company staff said their duty to prevent dubious health insurance claims would continue and that drew flak on social media after Brian Thompson's death and social media users openly called for Andrew Witty's killing and said he should be the next target.

Group CEO Andrew Witty now receiving threats after leaked internal company video shows him complaining about media coverage.

Thompson was shot dead outside the Hilton hotel in Midtown Manhattan on Wednesday. He was due to address an investors’ conference for his company, which is one of the largest health insurers in the world. The killer, who experts have suggested is not a professional hitman, fled on an electric bike and remains at large.