Mo'ne Davis did what most people thought couldn't be done. She dominated like no girl had done before, showing that girls could beat boys at their own Little League baseball game. At 13 years old, during a spectacular month in August 2014, Mo'ne became the most famous baseball player in the nation. She threw fastballs to rival the form of major league pitchers. She showed maturity and poise beyond her years. And perhaps the most amazing thing is,...