Shane Tamura, 27, killed an NYPD officer and three other people on Monday evening when he stormed the Midtown skyscraper that ...

The frantic mom of mass shooter Shane Tamura had repeatedly called 911 on her mentally ill son in the years before he shot up ...

The gunman who killed an NYPD officer and three other people in a Midtown building on Monday evening was carrying a note that ...

The NFL’s long history with CTE has come under new attention after Monday’s deadly shooting at the Manhattan office building ...

Investigators found the note in the wallet of 27-year-old shooter Shane Tamura who police said opened fire inside of 345 Park ...

Police say Shane Tamura, the man who shot four people to death before ending his life on Monday, suffered from a ...

Shane Devon Tamura, the man identified as the gunman who killed four people in a deadly shooting at a midtown Manhattan ...

The 27-year-old man who shot and killed four people at a Midtown office building on Monday carried a note in his pocket ...

A suicide note blamed the NFL and possible CTE for his mental decline, though Tamura never played professionally, only in ...

The crazed gunman who killed four people in Monday’s Manhattan massacre thanked a documentary on CTE brain injuries and ...

The gunman in the deadly Midtown Manhattan shooting, Shane Tamura, wrote about the brain disease CTE in a note obtained by ...

New York City's Office of Chief Medical Examiner told USA TODAY Sports it would examine the brain of NYC shooter Shane Tamura ...