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

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.

Crazed gunman Shane Tamura, who shot dead four people at a Midtown Manhattan office building before turning the gun on ...

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 three-page note was found in the wallet of the shooting suspect who opened fire in a midtown Manhattan office building, ...

Tamura expressed frustration with NFL's handling of CTE and had history of depression, headaches before killing four people ...

Shane Tamura, the gunman in Monday's deadly Midtown Manhattan shooting, wrote about the brain disease CTE in a note obtained by investigators.New York City Mayor Eric Adams told CBS News that Tamura's ...

A shooter opened fire at a high-rise office building in midtown Manhattan after work hours on July 28, resulting in the deaths of four people and one being seriously injured, according to police ...

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

NFL NYC shooter’s brain will be tested for CTE, officials say New York’s medical examiner’s office said it will examine the shooter’s brain for CTE. Results may not be public for months.

As of 2023, the Boston University CTE Center had tested 376 former NFL players for the disease. It found 345 of them (91.7%) suffered from CTE.