A New York City office building where a gunman killed four people then himself has reopened a week after the deadly shootings ...

Four victims died in a Midtown Manhattan office shooting as an NFL employee called colleagues to warn about the gunman ...

A note found in the gunman's wallet was critical of the NFL and mentioned CTE. The 27-year-old wrote, “Study my brain please.

Roger Goodell alerted all NYC NFL employees to work from home at least through next week following the tragic mass shooting ...

The NFL season kicked off at the annual Hall of Fame game with a moment of silence for the four people killed earlier this ...

The brain disease has most commonly been found in athletes in contact sports and others with a history of repeated brain ...

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

Follow along for live updates on the New York City shooting, where police investigate motive after five people, including the ...

Investigators are examining why the gunman who killed four people before taking his own life at a New York City office tower ...

Blackstone Inc. executive Wesley LePatner has been named as one of the four people killed in the mass shooting in New York on ...

Shane Tamura, the Park Ave. gunman who killed an NYPD officer and three others before taking his own life, left behind a ...