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

Luigi Mangione, awaiting trial for the murder of UHC CEO Brian Thompson, reveals his gratitude list from jail.

Diary entries give insight into Luigi Mangione’s state of mind in the months leading up to the murder of United Healthcare CEO.

Police said they recovered a red notebook at the time of Mangione’s arrest, detailing his frustrations with the health insurance industry and plans to carry out an attack.

(CNN) – Newly-revealed diary entries give insight into suspect Luigi Mangione’s state of mind leading up to the deadly December shooting of United Healthcare CEO Brian Thompson. According to a new ...

Police said they recovered a red notebook at the time of Mangione’s arrest, detailing his frustrations with the health insurance industry and plans to carry out an attack.