Mangione marked his 27th birthday with a list of "27 Things I'm Grateful For" that he sent to various people who have been writing to him in jail and that is now circulating online.

Luigi Mangione lists 27 things he's grateful for behind bars ahead of trial for killing UnitedHealthcare's CEO, as court ...

Luigi Mangione has written a letter from prison as he awaits trial for the killing of UnitedHealthcare CEO Brian Thompson.

Shares of UnitedHealth Group Inc. took a deep dive Tuesday, after the health insurer said it no longer backed its full-year financial outlook, as medical costs continued to rise more than expected.

Karen Read denies noticing confrontation between boyfriend and ATF agent hours before his deathDIGGING UP THE PAST: Key ...

Pages from the alleged CEO killer’s journal appear to signal that he considered a different target before deciding it would ...