The 1928 Olympic Games in Amsterdam were the first in which women--over the objections of many, including Pope Pius XI and the founder of the modern Olympics, Baron Pierre de Coubertin--were allowed to run in the marquee track events. Equally remarkable is the story behind the first female gold medal winner in the 100-meter dash, sixteen-year-old American Betty Robinson. A prodigy running in just her fourth organized meet, Robinson stunned...