Investigators have begun to piece together the actions of a man they believe killed a health care executive on a city ...

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

While police have found some key pieces of evidence, the identity and location of the man who fatally shot UnitedHealthcare ...

As the investigation into a masked gunman who stalked and killed the head of one of the largest U.S. health insurers moves ...

U.S. District Judge Lawrence Vilardo on Wednesday ordered prosecutors to provide Payton Gendron's defense lawyers ...

The NYPD is desperate to find him. Corners of the public hope they never do, and some digital sleuths that usually step up ...

School shooter Glenn Litton had visited the Adventist school in Chico six months before the school shooting at the Adventist ...

Nearly four days after the shooting of UnitedHealthcare CEO Brian Thompson, police still do not know the gunman’s name or ...

Gregory Yearty, Jr., was 16 years old when deputies accused him of stealing a car in Palm Beach County and again a few days after he turned 17. Deputies also accused him of a burglary at 18, and by ...

New video obtained by ABC News shows UnitedHealthcare CEO Brian Thompson's killer waiting for him moments before last week's ...

The search for the gunman who killed UnitedHealthcare CEO Brian Thompson entered its third day Friday. Here's the latest news ...

New information has surfaced regarding the gunman who opened fire at an Adventist school in Palermo on December 4th, ...