Luigi Mangione, 26, was arrested at a McDonald's in Altoona, Pennsylvania, and charged in connection with the killing of ...

He could not confirm how he came to represent Mangione, he would only say he was retained Tuesday ahead of the suspect's extradition hearing in Pennsylvania.

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

Mangione has been charged with murder for the killing of UnitedHealthcare CEO Brian Thompson, a father of two, in a brazen shooting on Dec. 4 outside a Manhattan hotel before an industry conference, ...

Mangione committed a brazen sneak-attack murder of an innocent victim whom he had never met, and who never saw him coming. He ...