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

In a video message, Tisch said Tamura left a suicide note and claimed to be suffering from chronic traumatic encephalopathy ...

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

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

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

New York’s medical examiner’s office said it will examine the shooter’s brain for CTE. Results may not be public for months.

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

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

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

Shane Tamura is suspected of shooting four people in Midtown Manhattan, where the NFL offices are. A note he left references ...

Police have identified the man who they say entered a Midtown Manhattan office building wearing body armor and opened fire, ...

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