Mangione, dressed in civilian clothes, entered the croutroom in shackles under heavy guard.

A Manhattan grand jury upgraded charges against Mangione last week to include first-degree murder in furtherance of terrorism.

This is in his best interest, and were moving forward, Mangiones defense attorney Thomas Dickey said.

Luigi Nicholas Mangione (C) leaves the Manhattan Criminal Court in New York on December 23, 2024.

Luigi Nicholas Mangione (C) leaves the Manhattan Criminal Court in New York on December 23, 2024.CHARLY TRIBALLEAU/AFP via Getty Images

Federal charges against Mangione also are expected to be unsealed later today.

Read the indictment of Luigi Mangione here.

I want to extend my heartfelt prayers to Mr. Thompsons loved ones as they continue to grieve.

Sean “Diddy” Combs

Prosecutors have 30 days to obtain a governors warrant.

Mangione remains in the custody of the Pennsylvania Department of Corrections following his arrest at a McDonalds earlier Monday.

The individual was identified by law enforcement as 26-year-old Luigi Mangione.

They also recovered clothing, including a mask consistent with those worn by our wanted individual, Tisch added.

As one Fox news commentator said, there was so much evidence on the suspect in the CEOs murder.

That was in addition to a reward of up to $10,000 that the NYPD had offered.