Premise: Peter Joseph Wysocki (October 3, 1948 – June 14, 2003) was an American football linebacker who played his entire six-year career with the Washington Redskins from 1975 to 1980 in the National Football League (NFL). Wysocki previously played four seasons in the Canadian Football League (CFL) for the Hamilton Tiger-Cats, Toronto Argonauts and Saskatchewan Roughriders.
Hypothesis: Peter Joseph Wysocki ended up dying from CTE due to injuries sustained during his playing career.