NEW YORK -- New York police detectives arrived in Atlanta on Saturday following a large number of tips linked to the as-yet-unidentified suspect wanted in Wednesday's fatal shooting of ...

Follow NBC News live updates for the latest coverage of the murder of UnitedHealthcare CEO Brian Thompson by a masked gunman in New York city.

A man arrested on firearms charges in Pennsylvania was later charged in New York with murder in the killing of ...

A man in the Altoona, Pennsylvania, area is being questioned Monday in connection with last week's UnitedHealthcare CEO ...

The manhunt for the suspect who killed UnitedHealthcare CEO Brian Thompson has now entered its fourth day as authorities ...

The suspect, Luigi Mangione, 26, was charged by New York prosecutors. He was arrested and arraigned in Altoona, Pa., on ...

A man in the Altoona, Pennsylvania, area is being questioned Monday in connection with last week's UnitedHealthcare CEO ...

A manhunt continues for the still unidentified gunman who shot and killed UnitedHealthcare CEO Brian Thompson outside a ...

New York police have released two new images of a suspect wanted in connection with the fatal shooting of Brian Thompson, ...

A jacket and Monopoly money found in a backpack believed to belong to the suspect in the shooting death of UnitedHealthcare chief Brian Thompson is now being analyzed at a lab in Queens.

New images come after police found the suspect’s backpack in Central Park containing two items: a Tommy Hilfiger jacket and Monopoly money ...