Mangione faces federal murder and stalking charges over UnitedHealthcare CEO killing

Luigi Mangione, a suspect in the killing of UnitedHealthcare CEO Brian Thompson, is escorted by police from an NYPD helicopter on Thursday, in New York, where he faces four counts of federal charges including murder.

A new federal charging document reveals that the suspect in CEO Brian Thompson's shooting death was found in possession of a notebook containing hostile writings about the health insurance industry.

(Image credit: Pamela Smith)