Luigi Mangione withdraws plans to use psychiatric defense in state murder case

The filing comes one day after a judge said his lawyers planned to argue that he was experiencing “extreme emotional disturbance” at the time of the killing.

Attorneys for Luigi Mangione are withdrawing his psychiatric defense in the state murder trial in the killing of UnitedHealthcare CEO Brian Thompson in New York City, documents filed Thursday show.

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The development comes one day after a judge said the defense team planned to argue that Mangione was experiencing an extreme emotional disturbance at the time of the killing.

Mangione faces eight felony charges, including second-degree murder, in connection with the fatal shooting of Thompson outside an annual investor conference in Manhattan on Dec. 4, 2024.