Summary

Luigi Nicholas Mangione, 26, was charged with murder in the shooting of UnitedHealthcare CEO Brian Thompson in Manhattan.

Mangione, an Ivy League graduate, was arrested in Altoona, PA, after a tip from a McDonald’s customer.

Authorities found a 3D-printed pistol, writings expressing anger at corporate America, and $10,000 in cash.

Thompson was killed during an ambush last week, shaking the business world and sparking corporate security concerns.

Mangione is being held without bail and will be extradited to New York. Investigators credit public tips and surveillance footage for the arrest.