An NYPD officer and three people were killed by a gunman who opened fire inside a high-rise corporate building in midtown ...

Shane Tamura, a 27-year-old licensed private investigator and former high school football player from Las Vegas , carried out ...

Instead of calling 911 to get help for himself, authorities say the NFL worker called his colleagues to alert them of the danger headed their way.

Four people were killed on Monday when a man, identified by police as Shane Tamura, walked into the lobby of 345 Park Avenue ...

As more information comes out about the man who shot and killed four people inside a midtown Manhattan office building before ...

Shane Tamura is suspected of killing four people before shooting himself on the 33rd floor of the building at 345 Park Avenue ...

NYPD detectives searched the shooter's studio apartment in Las Vegas where they found what law enforcement sources described ...

(CNN) — A supervisor at the Las Vegas casino where Shane Devon Tamura worked legally purchased the gun used in the Midtown ...

Investigators say the suspect, armed with an M4-style rifle, may have blamed the league for head trauma he believed caused ...

A Blackstone employee who was on their way to the lobby of the building to pick up food on Monday evening fled to safety ...

After a gunman opened fire in a New York City office building and killed four people, experts expressed some concerns ...