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 ...

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

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