A gunman who killed four people inside a Manhattan office tower blamed his mental health problems on the National Football ...

Mourners packed a New York mosque to honor a Bangladesh-born police officer who was killed at an office building this week.

Among the dead were a police officer, a security guard and two people who worked at companies in the building. An NFL ...

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

Social media users have baselessly theorized that Shane Devon Tamura wasn't targeting NFL headquarters but Wesley LePatner, a ...

A security expert offers a list of ‘must-haves’ for workplace safety that may save lives in the event of a mass shooting.

After a deadly shooting at an NYC building that housed NFL and Blackstone offices, safety experts say it’s high time ...

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

It was just after 1:30 a.m., and Jessica Tisch was walking the eerie quiet of 345 Park Avenue, surveying the detritus of a deadly attack.

Craig Clementi, who works in the NFL's finance department, took a bullet in the back during the tragic mass shooting on Monday night, when Shane Tamura killed four people in Manhattan.

A former high school football player who opened fire in a Manhattan building Monday — killing four people before fatally ...