A grinning Luigi Mangione appeared to yuk it up in a Manhattan courtroom Monday as he entered a plea in the murder of ...

The notebook uncovered with Luigi Mangione has detailed how he allegedly tracked UnitedHealthcare CEO Brian Thompson in order ...

Mangione, 26, is expected to be turned over to the NYPD by federal agents in the morning and brought into state court for his ...

"The target is insurance because 'it checks every box,'" read a passage from a notebook, which was dated Aug. 15, that ...

Luigi Mangione has been charged with murder as an act of terrorism, prosecutors in New York announced on Tuesday. Newsweek's live blog is closed.

Luigi Mangione was officially indicted on three counts of murder, as well as multiple weapons charges, in connection to the ...

Luigi Mangione was apprehended by police on Dec. 9 as the primary suspect the murder of UnitedHealthcare CEO Brian Thompson. Here's what we know so far about the UnitedHealthcare murder suspect, Luigi ...

Luigi Mangione, the 26-year-old Ivy League grad accused of killing UnitedHealthcare CEO Brian Thompson, shouted and thrashed around as he was taken into a courthouse Tuesday. Mangione pleaded not ...

Luigi Mangione, 26, was arrested on Monday, Dec. 9 on firearms charges, say police. He was arraigned in a Pennsylvania courthouse Monday evening.

Luigi Mangione, the person of interest in the murder of UnitedHealthcare CEO Brian Thompson, was reportedly not dating anyone or in a relationship because of his spine condition. "He knew that ...

The 26-year-old remained behind bars in Pennsylvania, where he was being held without bail after being arrested and charged ...

A New York grand jury indicted Ivy League graduate Luigi Mangione for allegedly murdering UnitedHealthcare CEO Brian Thompson ...