Four people were killed and a fifth was injured in a mass shooting at a Midtown Manhattan office building on Monday.

The Manhattan office building shooting victims include NYPD Officer Didarul Islam, Blackstone executive Wesley LePatner and ...

A man carrying a high-powered rifle shot and killed four people, including an off-duty police officer working security in ...

NYPD Chief John Chell describes Midtown Manhattan office shooting as mayhem after gunman Shane Tamura killed four people, ...

Two teams NYPD detectives headed to Las Vegas Tuesday, to execute search warrants at Shane Tamura's home and at a gun store ...

This is a breaking news story. For latest updates, please go to our live blog. An NYPD officer and at least four other ...

The shooting occurred in the lobby of 345 Park Avenue on East 52nd Street, an office building that records indicate is home ...

Five people were shot when a gunman opened fire at a Manhattan skyscraper on July 28. Here's what we know so far about the ...

Five people were shot, four fatally – including an off-duty NYPD officer – when a man carrying a long gun opened fire in a ...

Four people were killed, including an off-duty NYPD officer, and another man was critically injured in a skyscraper shooting ...

Members of the New York Police Department paid tribute to Officer Didarul Islam, one of the people killed in Monday's ...

The Bronx community met outside the 47th Precinct to honor the NYPD officer killed in the Midtown mass shooting. CBS News New ...