The Detroit Tigers need help in left field

Tim Fuller-USA TODAY SportsAt the end of the 2015 season, the Detroit Tigers' final tally looked like this: 689 runs scored, 803 runs allowed. By the fancy math, that should have resulted in a 69-92 win/loss record, but the Tigers ultimately played slightly better than their projections. Still, if you want to distill the ultimate riddle that Al Avila has to solve in the next few months, you can reduce it to this: a -114 run differential. That's an ugly number that will never smell like anything other than dank cellar rot. That's the number that has to be fixed.

A run differential that far into the negative says a few things. Mainly it says, "there's no quick fix for this," because ultimately…