Luigi Mangione appears to be fitting in at his Brooklyn detention center. He's posing alongside his fellow inmates. Michael ...

Mangione was said to have written that he is grateful for both "conservatives" and "liberals," among other things.

The 27-year-old wore typical prison grab with a white t shirt and sweatpants in the picture captured inside the Metropolitan ...

Michael Babcock with TMZ joins FOX6 WakeUp with the latest.

In an electronic communication sent from jail and reported by TMZ, the accused CEO killer listed 27 things he is grateful for.

As mentioned above, the letters varied slightly in sign-offs. Letter "#33" featured "Luigi Mangione" in a signature style, whereas letters "#5" and "#45" included messages in handwriting style.

Accused killer Luigi Mangione celebrated his 27th birthday by sharing a list of the “27 Things I’m Grateful For” as he awaits trial in his federal death penalty case.

Accused CEO killer Luigi Mangione celebrated his 27th birthday at Brooklyn’s Metropolitan Detention Center by drafting a list of the “27 Things I’m Grateful For” as he awaits trial in his ...