A man has been taken into custody following the murder of United Healthcare CEO Brian Thompson. Police have detained a man for questioning following the murder of the 50-year-old United Healthcare CEO.

As the manhunt for the gunman who killed the CEO of United Healthcare in New York City continues, the Federal Bureau of Investigation has raised the reward to $50,000. Brian Thompson, 50, was shot and killed in Manhattan on Wednesday morning.

In his first comments since Luigi Mangione was charged with second-degree murder on Monday, Manhattan District Attorney Alvin Bragg said he was confident that the 26-year-old would quickly be extradited to New York where he will be held accountable for brazenly gunning down United Healthcare CEO Brian Thompson.

UnitedHealth’s chief executive on Friday called for the healthcare system to be overhauled, following the emotional and angry reaction many had to the murder of one of the company’s senior executives.

Companies are reevaluating security measures in the wake of last week's shooting of UnitedHealthcare CEO Brian Thompson.

Videos showed posters featuring the words: "Wanted. Denying medical care for corporate profit. Health care CEOs should not feel safe."

Luigi Mangione, accused of gunning down UnitedHealthcare CEO Brian Thompson outside a Midtown Hilton, was not insured through his victim’s company, police sources told the Daily News. Investigators have not uncovered any evidence that Mangione was insured through UnitedHealthcare,

Wanted” posters ft Brian Thompson and other healthcare industry big players plastered all over Manhattan declared, "Health Care CEOs Should Not Feel Safe."

Luigi Mangione, 26, has been charged with second-degree murder in the fatal shooting of Brian Thompson — CEO of UnitedHealthcare, the nation’s largest health insurer — outside a midtown Manhattan hotel on Dec.