It was just a few years ago that Travis Hafner was arguably baseball's best DH. He hit for average, power and in the clutch. Then something happened. Maybe SI doomed him . Perhaps there were problems at home. Juice? It's not that 2007 was a bad season -- hell, for anyone else it would've been a solid year. But Pronk's .266 average was about 40 points lower than what he averaged from 2004-06 ...