In 1946, six-year-old Wilma Rudolph dreamed of walking and playing like other children, but a sickness called polio had damaged her left leg. Wilma spent hours each week doing painful exercises at a hospital for African American patients. The rest of the time, she was forced to wear a heavy and cumbersome leg-brace. Still, Wilma never gave up. She knew she could walk again, and if she could walk, ...