Police say the man charged with killing UnitedHealthcare CEO Brian Thompson was not a client of the medical insurer and may have targeted it because of its size and influence.

Up to $60,000 in reward money from the FBI and the New York Police Department's Crime Stoppers program was offered for tips leading to a break in the fatal shooting of UnitedHealthcare CEO Brian Thompson.

The suspect in the killing of UnitedHealthcare’s CEO struggled with deputies and shouted while arriving for a court appearance in Pennsylvania a day after he was arrested at a McDonald’s and charged with murder.

Police have arrested a suspect in the brazen Manhattan killing of UnitedHealthcare’s CEO after a quick-thinking McDonald’s customer and an employee in Pennsylvania alerted authorities to a customer who was found with a weapon, mask and writings linking him to the ambush.

After days of searching, police have announced the arrest of a suspect in the killing of UnitedHealthcare’s CEO outside a Midtown Manhattan hotel last week.

Police don’t know who he is, where he is, or why he did it.

As the search for UnitedHealthcare CEO Brian Thompson’s killer stretches into a fourth day and beyond the New York City limits, investigators are reckoning with a tantalizing dichotomy.

Nearly four days after the shooting of UnitedHealthcare CEO Brian Thompson, police still do not know the gunman’s name or whereabouts or have a motive for the killing.

Police officials say the gunman who killed the CEO of the largest U.S. health insurer likely left New York City on a bus soon after fleeing the scene on a bicycle and hopping in a cab.

The masked gunman who stalked and killed UnitedHealthcare CEO Brian Thompson outside a Manhattan hotel used ammunition emblazoned with the words “deny,” “defend” and “depose,” a law enforcement official said Thursday.

New clues are emerging in the hunt for the masked gunman who stalked and killed UnitedHealthcare CEO Brian Thompson, including possible leads about his travel before the shooting and a message scrawled on ammunition found at the crime scene.

The man accused of killing the head of one of the biggest U.S. health insurance companies is fighting being sent to face murder and other charges in New York City, where the attack happened.

A man who officials say carried out a string of stabbings across a swath of Manhattan has been charged with three counts of murder.

Officials say a man has carried out a string of stabbings across a swath of Manhattan that killed three people.

New York City police say a man on a scooter fired a handgun in a string of random shootings that killed an 87-year-old and wounded three others.