Former heavyweight title challenger George Chuvalo dies at 89

Canadian heavyweight boxing legend George Chuvalo died on his 89th birthday over the weekend after a lengthy battle with dementia. Over a 22-year professional career spanning 93 fights, Chuvalo famously never once hit the canvas, having faced icons such as Muhammad Ali, Joe Frazier, George Foreman, and Floyd Patterson. He challenged for the world heavyweight title on two occasions, including a bout against Ernie Terrell.