The man who killed four people with a semi-automatic rifle while rampaging through a Midtown Manhattan office tower carried a ...

Gunman targets NFL headquarters in NYC, killing four including off-duty officer. Motive linked to CTE grievance.

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

Gunman Shane Tamura entered a Midtown Manhattan office building in New York City on Monday evening and opened fire, killing ...