Junior Seau tragedy shakes NFL, intensifies concern about head injuries
NBA stars, others react to tragic death of Zeke Upshaw following collapse during G League game – New York Daily News
Concussion (2015 film) - Wikipedia
Junior Seau's Suicide Underscores Importance of Focusing on Player Safety, News, Scores, Highlights, Stats, and Rumors
Daughter of dead American football player Junior Seau banned from Hall of Fame speech
Ex-NFL doctor accused of gross negligence in treatment of Junior Seau
Former NFL doctor gets probation in Junior Seau case
Junior Seau Diagnosed With Disease Caused by Hits to Head: Exclusive - ABC News
Brain of Drew Wahlroos, ex-CU Buff who killed himself, donated to CTE research center – The Denver Post
Zac Easter's Suicide and a Path Forward - Sports Illustrated
NFL star Junior Seau's autopsy shows no brain trauma at time of suicide, Junior Seau
U.S. Football Star Had Brain Disease Linked to Concussions, Science