Luigi Mangione's internet footprint shows he might have been a certain type of guy. It doesn't show why he might have shot ...

Memes and posts in support of Luigi Mangione, who's charged with killing UnitedHealthcare's CEO, have spread online. Some ...

Luigi Mangione faces a second-degree murder charge and four additional charges in New York in connection to the killing of ...

Defense lawyer Thomas Dickey was only a few hours into taking on the most high-profile criminal case of his career Tuesday ...

The 3D-printed gun that health care CEO killing suspect Luigi Mangione had when he was arrested this week in Pennsylvania ...

Michael Kosta explained what's so "modest" about the document from the suspect in the fatal UnitedHealthcare CEO shooting.

Authorities are looking into online accounts believed to be those of Luigi Mangione, the 26-year-old Ivy League graduate ...

Mangione was charged with forgery and firearms counts in Pennsylvania, where he was arrested, and faces a murder charge in ...

Thousands of dollars have been donated to support the defense of Luigi Mangione, but experts urged donors to be cautious.

The ghost gun allegedly in Luigi Mangione's possession when he was arrested has been matched to three shell casings recovered ...

Luigi Mangione is believed to be a person of interest in last week's deadly shooting of UnitedHealthcare CEO Brian Thompson, ...

As I knew him, he was a creator, not a taker of life,” one former classmate said of the man charged in the killing of ...