Aug. 13, 2015, marks the 20-year anniversary of the death of Mickey Mantle, the greatest switch-hitter in baseball history. Fans remember Mantle for what he did on the field: he hit .300 or higher a remarkable 10 times, was a three-time American League MVP Award winner and seven-time World Series champion. His tape-measure home runs -- the longest of which allegedly traveled 565 feet out of Griffith Stadium in Washington -- are the stuff of legend. But those who knew Mantle remember him for more than his on-field feats. They recall a big-hearted practical jokester whose quiet courage inspired everyone...