Officials say former Dallas Cowboys, Chicago Bears running back Marion Barber III died of heat stroke - ESPN
Former Dallas Cowboy Marion Barber III died from heatstroke, officials say
Former NFL player Marion Barber's cause of death revealed to be heat stroke
Kathy Whitworth, the winningest golfer in history, dies at 83 - CNN
Remembering former Minnesota Gophers standout Marion Barber III
Former Dallas Cowboys star Marion Barber III died from heat stroke: Medical examiner - ABC News
Former Dallas Cowboys & Chicago Bears Running Back Marion Barber III Dies At Age 38
Regular Season Game 1 - Chiefs at Jaguars (9-8-19) by Kansas City Chiefs - Issuu
Ex-Cowboys star Marion Barber III died of heat stroke and officials rule out foul play
Bruce Sutter, baseball Hall of Fame closer and pioneer of split-finger fastball, dead at age 69