The injury bug bit hard and often this week, and while the majority of the major maladies affected other positions, middle infield wasn't spared. Popular waiver add (and featured player in this column last week) Lourdes Gurriel could miss the majority of the games left, and Ian Kinsler only made it a few games into his tenure with the Red Sox before suffering a hamstring strain. Every Sunday until the end of the season, we'll look at the best middle infielders available in at least 50 percent[...]