A trove of new documents and 911 calls give insight into Shane Tamura's mental health before he shot and killed four people ...

A state background check was incomplete when a Las Vegas man bought the rifle he would then use to commit a mass shooting in ...

The gunman in the deadly Midtown Manhattan shooting, Shane Tamura, wrote about the brain disease CTE in a note obtained by ...

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

Tamura had apparently driven across the country from Nevada before killing four people in a shooting rampage in Manhattan.

New York Police Department Commissioner Jessica Tisch detailed the minute-by-minute timeline of Shane Tamura's movements and actions at a news conference on Monday night ...

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

NYPD Commissioner Jessica Tisch laid out a timeline of how Shane Tamura carried out his heinous attack on a Midtown ...

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

Shane Tamura reportedly chased a helpless maid inside with his rifle but she miracously got away from him unscathed.

The 27-year-old Nevada man left a note at the scene voicing anger that his mental illness may be linked to his having played ...

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