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

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

Four people have been killed, including an NYPD police officer, following a shooting in Midtown Manhattan on Monday. The ...

The NYPD officer shot and killed by a deranged gunman inside a Midtown Manhattan skyscraper Monday was identified as a “hero” ...

At least four people were killed, including an off-duty police officer, in a skyscraper shooting in New York City on Monday ...

Didarul Islam, an immigrant from Bangladesh who New York officials have described as a hero, leaves behind two young sons and ...

A lone gunman walked into a midtown Manhattan office building Monday and opened fire, killing four people, including an NYPD ...

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

New York City is mourning NYPD Officer Didarul Islam and three other people killed in Monday's shooting inside an office ...

President Donald Trump expresses support for law enforcement after a Manhattan office shooting that killed NYPD Officer ...

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

NEW YORK -- Twelve years after moving to the United States from Bangladesh, Didarul Islam sought to join the ranks of the ...