There were 23 shell casings and 13 bullet fragments recovered from the lobby of 345 Park Avenue and 24 spent shell casings on ...

No motive has been announced. A suicide note was found expressing grievances with the NFL and saying Tamura suffered from CTE ...

A man stalked through a Manhattan office tower firing a rifle, killing four people, including a New York City police officer, ...

The deadly shooting at a New York City high-rise office building Monday night raises new questions for CEOs and businesses as ...

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

Officials say a man carrying a rifle killed four people at a New York City office tower. The shooting took place Monday ...

As for security, badges and sign-in lists for visitors became standard fare in New York office buildings after the Sept. 11 ...

The New York police officer killed in a mass shooting in a Manhattan skyscraper on Monday was an immigrant who left behind a ...

Live updates and developments about a shooting in New York City's Midtown. Five people, including the gunman and a police ...

Blackstone, one of the world’s largest investment firms, confirmed one of its employees, Wesley LePatner, was among those ...

An NFL employee was seriously injured during the mass shooting at the Manhattan office tower that houses the league’s ...

New York City detectives investigating this week's mass shooting were interviewing the attacker's associates in his home ...