Native American star of football, baseball, and the Olympics in the 1910s and 1920s. He was inducted into the Pro Football Hall of Fame in 1963 and the College Football Hall of Fame in 1951.
His twin brother died when he was 9.
He was stripped of his Olympic medals when it was found that he'd received money for playing semi-professional baseball for two years prior to the Olympics. At the time, only amateur athletes were allowed to compete in the Olympics.
He was married three times and had four children.