A development is expected in the federal case against Luigi Mangione. Sources indicate that a guilty plea is anticipated to be announced. This announcement is scheduled to take place on Friday.

Further details about the case and the expected plea are not available at this time. For more information, readers can refer to the original source. The federal prosecution of Luigi Mangione has been ongoing, and the expected guilty plea announcement is the latest update in the case.

Additional information can be found through the source, which is monitoring the situation and providing updates as more details become available.