Handwritten notes, classmates, and social media posts reveal how Luigi Mangione went from Ivy League student to murder ...

Thompson's murder ignited online anger at the health insurance industry and some people online have celebrated the suspect.

The gun found on the suspect in the killing of UnitedHealthcare CEO Brian Thompson matches shell casings found at the crime ...

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

Multiple "Wanted" signs featuring corporate executives posted in Manhattan this week included a grave warning, according to a ...

Speculation about a potential motive in the murder of UnitedHealthcare CEO Brian Thompson has focused on the suspect's ...

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

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.

Mr Mangione’s short note suggested a calculating desire to wreak revenge on America’s healthcare system. America, he ...

Mangione is being held in maximum security isolation at SCI Huntingdon, the oldest still-functioning state prison in ...

Luigi Mangione, who is accused of killing Brian Thompson in New York, could face additional charges, according to Manhattan ...