Prosecutors cannot pursue a death sentence against Luigi Mangione in the fatal shooting of UnitedHealthcare CEO Brian Thompson, a federal judge ruled Friday, delivering a blow to prosecutors.

Luigi Mangione will not face the death penalty after a U.S. judge on Friday dismissed murder and weapons charges against the accused killer of UnitedHealthcare CEO Brian Thompson, in a major blow to f...

The Minnesota man was charged with impersonating an FBI agent after he showed up at a federal prison in New York City claiming to have a court order to release Mangione.

Luigi Mangione, the Ivy League graduate accused of murdering UnitedHealthcare chief executive Brian Thompson, cannot be tried on a charge that carries the death penalty, a US judge has ruled.

According to a court affidavit unsealed on Thursday, the man, Mark Anderson, approached the intake area inside the Metropolitan Detention Center in Brooklyn and claimed that "he was an FBI agent in po...