UnitedHealth Group did not take down a Facebook post paying tribute to Brian Thompson, the late CEO of its insurance unit, contrary to social media posts.

The man accused of killing UnitedHealthcare CEO Brian Thompson in New York is now back in the city. Luigi Mangione waived extradition to New York. He now faces a slew of additional charges. Those were unsealed Thursday morning.

Luigi Mangione is accused of shooting UnitedHealthcare CEO Brian Thompson. Shell casings and a bullet carried the words "deny," "delay" and "depose."

Horrified colleagues and friends say the online caricature of Brian Thompson in the wake of his murder bears no resemblance to the Iowa native they knew.

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

Luigi Mangione was officially indicted on three counts of murder, as well as multiple weapons charges, in connection to the killing of Brian Thompson.

A new Emerson College poll released Tuesday found that more than four in 10 young people surveyed said suspect Luigi Mangione's alleged murder of UnitedHealthcare CEO Brian Thompson was acceptable.

A new poll finds that 41% of young voters say the killing of UnitedHealthcare CEO Brian Thompson was acceptable.

While a portion of younger voters found the actions of the accused killer “acceptable," most voters opposed the murder of UnitedHealthcare CEO Brian Thompson, a new poll shows.

A slight majority of young voters (41%) found Brian Thompson's killing "acceptable" or "somewhat acceptable" while 40% found it unacceptable.