The federal trial of Luigi Mangione, accused in the killing of UnitedHealthcare CEO Brian Thompson, has been delayed until October. U.S. District Judge Margaret Garnett granted a slight postponement, moving the trial from September to October.

Trial Schedule and Considerations

The defense had requested a delay until January or February 2027, but Judge Garnett tied her decision to Mangione’s state murder trial, which is scheduled to begin on June 8 and is expected to last four to six weeks. She stated that pushing the federal case into 2027 wouldn’t resolve scheduling conflicts, merely shifting them to the fall.

Defense Arguments and Judge's Response

Mangione’s lawyers argued that consecutive trials on a tight timeline would violate his constitutional rights. However, Judge Garnett expressed skepticism about a wholesale move to 2027, especially without a delay to the state trial. She noted, “I am skeptical of moving the trial wholesale into 2027 when the state trial has not been adjourned. it is a little bit of a tail wagging the dog.”

Revised Court Dates

Jury selection in the federal case will now begin on October 5, instead of September 8. Opening statements and testimony are scheduled to commence on October 26, rather than October 13. The schedule remains subject to change depending on the state trial’s progress.

Double Jeopardy Concerns

Judge Garnett’s ruling limits the ability of the state court to delay its trial, as doing so could raise double jeopardy concerns. Double jeopardy protections are triggered if a jury has been sworn in, or a guilty plea entered, in a prior prosecution. The cases involve different charges but stem from the same alleged incident.

Background of the Case

Brian Thompson, 50, was fatally shot on December 4, 2024, while walking to a midtown Manhattan hotel for a UnitedHealth Group investor conference. Surveillance footage showed a masked gunman firing at Thompson from behind. Luigi Mangione, 27, has pleaded not guilty and faces a potential life sentence if convicted in either case.

Previous Legal Developments

In February, Mangione voiced concerns about facing two trials for the same alleged actions, stating, “It’s the same trial twice. One plus one is two. Double jeopardy by any commonsense definition.” Earlier, Judge Garnett dismissed a federal murder charge that would have allowed prosecutors to seek the death penalty, and a gun charge, but stalking charges remain.

Police reported finding the words “delay,” “deny,” and “depose” written on the ammunition used in the shooting, referencing a common critique of insurance claim practices.