Stepping into the batter’s box at Marlins Park in Miami, 17-year-old David Denson looked as if he might have a future in the big leagues, mashing a 515-foot home run off the scoreboard to break the distance record by 12 feet at a home run competition.
The slugger whose record he wiped away — Bryce Harper, the Washington Nationals’ superstar — has done pretty well for himself.
Today, at 20 years old and playing for the Milwaukee Brewers’ rookie club in Helena, Mont.