Who was Kansas City Chiefs quarterback Len Dawson and what was his cause of death?
Chiefs Hall of Honor features special tribute to Len Dawson
Len Dawson, Hall of Fame quarterback who led Kansas City Chiefs to first Super Bowl title, has died at 87
Hall of Fame Kansas City Chiefs quarterback Len Dawson dies
Remembering Kansas City Chiefs legend Len Dawson
Len Dawson, Chiefs' Hall of Fame QB and broadcaster, dies at 87
KC Chiefs legendary Hall of Fame quarterback Len Dawson, dies at age 87
NFL Hall of Fame quarterback Len Dawson enters hospice care
Len Dawson dies at 87; Hall of Fame quarterback led Chiefs to Super Bowl IV win - Los Angeles Times