New York City investigators believe a co-worker of the Las Vegas man who killed four, including a police officer, provided a ...

The gunman in the deadly shooting at a New York City office tower had a background in casino surveillance and once held a ...

Investigators are piecing together more details about how a former high school football player who blamed the game for his ...

NYC gunman Shane Tamura is seen on video talking about his high school football career in California after a game in ...

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

Investigators are examining why the gunman who killed four people before taking his own life at a New York City office tower ...

Shane Tamura — who fatally shot four people at a Midtown East office building — said in a suicide note he believed he ...

New York City police detectives searched a studio apartment in Las Vegas that belonged to the suspected gunman in Monday's ...

Shane Tamura, a 27-year-old former high school football player from Las Vegas with a documented mental health history, was ...

The 27-year-old Nevada man opened fire at a New York City office building, killing at least four people and then himself.

What to know about NYC gunman's football connection, which he mentioned in a note left behind after a deadly shooting where ...

Detectives found prescription medication for depression and epilepsy in the Las Vegas home of Midtown mass shooter Shane ...