Shane Tamura, 27, had a documented history of mental health problems and carried a handwritten note in his wallet when he ...

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

The progressive brain disease can be caused by repeated trauma to the head and has caused serious health problems for ...

The gunman from Las Vegas who committed the mass shooting last week in New York City repeatedly threatened to harm himself, ...

New details are emerging about the gunman who opened fire inside the NFL’s Midtown Manhattan headquarters last week, killing ...

Body camera footage reveals Las Vegas gunman Shane Tamura's history with police before killing four in NYC, including mental ...

Despite updated rules and safer equipment, football players continue to suffer from concussions. Experts warn that long-term ...

The man who killed four people in the New York City skyscraper that is home to NFL headquarters carried a note blaming the ...

Officer Didarul Islam, 36, who was guarding the building on a paid security job when he was killed, had served as a police ...

No ruling has been made yet on whether Tamura was suffering from the disease chronic traumatic encephalopathy (CTE), which he ...

The gunman accused of killing four people in New York City suspected he had chronic traumatic encephalopathy, or CTE — a ...

The disease has been diagnosed in more than 100 former NFL players and arisen as an existential threat to the United States’ ...