No motive has been announced. A suicide note was found expressing grievances with the NFL and saying Tamura suffered from CTE ...

The New York gunman who killed four people was carrying a note that offered clues into his possible motive, it has been ...

The Las Vegas man traveled across the country before entering the the Midtown building, which is home to investment company Blackstone and the NFL, police said.

Three years after the brutal University of Idaho massacre, killer Bryan Kohberger has been given four life sentences without ...

Bullets that an unidentified gunman used to shoot and kill UnitedHealthcare CEO Brian Thompson on Wednesday morning had words written on them, CBS News has confirmed. The words "delay," "deny" and ...

Shell casings with cryptic words were found at the scene of the shooting of Brian Thompson, the CEO of UnitedHealthcare who was killed outside of a Manhattan hotel in New York, police officials say.

Criminal defense attorney Jonna Spilbor said Bryan Kohberger may never reveal why he killed four University of Idaho students ...