Whoever shot UnitedHealthcare CEO Brian Thompson appears to have planned carefully, veterans of NYPD murder manhunts say.

Luigi Mangione, 26, was arrested in Altoona, Pa., in connection with Brian Thompson's fatal shooting on Dec. 4, in New York City.

Luigi Mangione is now expected to face federal chargers in connection with the killing UnitedHealthcare CEO Brian Thompson in addition to state charges in New York and Pennsylvania, a Justice Department source confirms.

It was writings laid bare in a notebook found in Luigi Mangione’s possession, authorities say, that would help investigators build the federal case against him –<a class="excerpt-read-more" href=" Mor

NYC Mayor Eric Adams explained his desire to look suspected UHC CEO assassin "in the eye" after viral perp walk.

Luigi Mangione is at Metropolitan Detention Center Brooklyn on federal charges in the killing of UnitedHealthcare CEO Brian Thompson​.

UnitedHealthcare CEO Brian Thompson assassination suspect Luigi Mangione was likely "overcharged" when Manhattan DA Alvin Bragg alleged terrorism, experts say.

The indictment comes as some states expand terror laws to ensnare protesters who block "critical infrastructure."

Representative Ritchie Torres warned that elevating Mangione to "mythical status" will "deepen his delusions of grandeur."

A fact check roundup of claims related to the fatal shooting of UnitedHealthcare CEO Brian Thompson and the suspected shooter, Luigi Mangione.

Luigi Mangione, the suspect charged with the murder of UnitedHealthcare's CEO, has waived extradition according to his attorney.