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

CTE cannot be diagnosed until the patient has died and their brain examined. But doctors said there are symptoms such as changes in cognition, mood and behavior. The American Brain Foundation said ...

CTE is defined as a progressive neurodegenerative disease that causes brain damage similar to what’s seen in patients with ...

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

The Midtown Manhattan shooter speculated that the condition was a cause of his mental illness. But drawing that conclusion is ...

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

The gunman accused of walking into a Park Avenue skyscraper in Manhattan and killing four people suspected he had chronic traumatic encephalopathy, or CTE — a degenerative brain disease often ...

A 911 call cited by CNN reveals the fear Shane Tamura's mother expressed about the safety of her son as well as herself ...

A deadly Manhattan office shooting by former high school football player Shane Tamura has renewed attention on how head ...

CTE, caused by repeated head trauma, has prompted a reckoning at all levels of football. The gunman believed he was suffering ...

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

The gunman accused of walking into a Park Avenue skyscraper in Manhattan and killing four people suspected he had chronic traumatic encephalopathy, or CTE — a degenerative brain disease often ...