The man who stormed a Manhattan office tower with a gun worked in the surveillance department of a Las Vegas casino.

Police are retracing Tamura's movements from Nevada to New York after a Midtown Manhattan shooting that left four people dead ...

Shane Tamura drove across the country with a semiautomatic rifle and then carried out a mass shooting on Monday in the ...

A gunman from Las Vegas shot five people, killing four, including an off-duty New York City police officer, inside a ...

Nevada's gun laws are again under scrutiny after a Las Vegas man opened fire in Midtown Manhattan, killing four people and ...

As investigators work to uncover a motive, questions are being raised about how a man with a documented history of mental ...

The alleged gunman at a shooting rampage in a midtown Manhattan office building was identified as 27-year-old Shane Tamura, ...

A man carrying a rifle killed four people at a New York City office tower Monday, including an off-duty New York City police ...

Retired Las Vegas police lieutenant Randy Sutton discusses how the alleged gunman involved in the New York City shooting may ...

The man accused of killing his mother and critically injuring his sister made his first appearance in court Wednesday morning ...

NYPD teams descending on Las Vegas in search for gunman’s motive as all four victims identified - Shane Tamura fatally shot ...

A Las Vegas man is accused of shooting his mother and sister in the head during a confrontation in a southwest valley home ...