Prosecutors on the Manhattan district legal professional’s workplace deliberately violated Luigi Mangione’s proper to a good trial by unnecessarily releasing his handwritten journal entries to “bias” the general public, protection attorneys mentioned in a brand new court docket submitting.
Prosecutors included the writings in a submitting earlier this month that was meant to justify the submitting of homicide prices with a terrorism enhancement. One excerpt mentioned, “I lastly really feel assured about what I’ll do. The main points are coming collectively. And I do not really feel any doubt about whether or not it is proper/justified. I am glad in a approach that I’ve procrastinated bc it allowed me to study extra about UHC.”
Mangione, who not too long ago turned 27 in jail, is charged with murdering United Healthcare chief govt Brian Thompson after stalking him outdoors a Midtown lodge.
UnitedHealthcare CEO Brian Thompson.
Enterprise Wire by way of AP
“The protection has supplied irrefutable proof that the search of Mr. Mangione’s alleged backpack could also be unlawful, and its fruits might due to this fact be suppressed. In response, the prosecution pre-emptively launched his alleged journal to the general public. The prosecution’s actions additional no reliable goal,” the protection submitting mentioned. “The one rationale that is smart is that the prosecution hopes to bias the general public in opposition to Mr. Mangione and undermine his proper to a good trial.”
Mangione’s protection attorneys try to delay or dismiss the state’s case to deal with the federal prosecution, which may get him the dying penalty. He has pleaded responsible to each state and federal prices.
“Forcing the defendant to decide on between asserting a possible protection within the state court docket and giving the prosecution in his capital trial an unfair benefit presents the protection with an untenable selection with presumably deadly implications,” protection attorneys mentioned.

Luigi Mangione seems at a listening to for the homicide of UHC CEO Brian Thompson at Manhattan Prison Court docket, Feb. 21, 2025, in New York.
Curtis Means/Pool/Getty Photographs
Mangione is subsequent due in court docket in September after a listening to beforehand set for June 26 was rescheduled. He’s due in federal court docket in December, at which period the decide mentioned she would set a trial date. It’s nonetheless unclear which prosecution will proceed first.
He has pleaded not responsible to all prices. Prosecutors opposed a protection movement to droop the state case in favor of the federal case, which Seidemann mentioned may take years to attempt due to the federal government’s intent to hunt the dying penalty.
He’s being held in federal custody on the Metropolitan Detention Heart in Brooklyn.