Mangione has pleaded guilty to stalking charges in connection with the death of Brian Thompson, a health care executive. A separate judge will decide the future of Mangione's state trial.

The guilty plea won’t necessarily get him out of his separate state trial next month.

A surprise hearing Friday in federal court has added to speculation Luigi Mangione could enter a plea, which could derail a state murder trial.

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