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

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

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

The police officer who was killed when a gunman opened fire in a Manhattan building was a dedicated father who was working a ...

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

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

A New York City police officer killed during a shooting at a Manhattan office tower is being laid to rest. The funeral of ...

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

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

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 ...

An NYPD officer and at least three other victims were killed in a shooting at an office skyscraper in midtown Manhattan ...