Mangione admits to shooting Brian Thompson in federal court, still faces separate state charges.

Mangione is due in federal court on Friday for a hastily scheduled hearing

Luigi Mangione, the 28-year-old accused of murdering UnitedHealthcare CEO Brian Thompson, could plead guilty to federal charges, a source close to the matter has said.

Mangione faces two charges of stalking resulting in death in federal court

Luigi Mangione plans to plead guilty in the federal case concerning Brian Thompson's death. This plea could avert a federal trial and potentially dismiss state murder charges.…