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

The NYPD sent detectives to Las Vegas to work with federal law enforcement in the investigation into Monday's deadly shooting ...

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

Police say a gunman who killed four people in a Manhattan skyscraper before taking his own life claimed to have a brain ...

The shooting at a Midtown Manhattan tower exposes how eliminating threats can be nearly impossible, even in fortified ...

The Rudin family, which owns the building and Rudin Management, said in a statement that one of their employees was a victim ...

A man exited a double parked BMW with an M4 rifle and then walked toward the skyscraper that is home to the headquarters of ...

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

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

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

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