The progressive brain disease can be caused by repeated trauma to the head and has caused serious health problems for ...

More than a decade before he turned a Midtown NYC office building into a killing ground, Shane Tamura stood out as a rising ...

The sons of the NYPD officer killed in the Park Avenue mass shooting idolized their dad, showing him off to classmates and ...

The man who shot four people dead with an assault-style rifle inside a Midtown Manhattan skyscraper was carrying a "suicide ...

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

New York City’s deadliest shooting in 25 years – in a state with some of the toughest gun laws in the nation – is raising ...