No matter what happens Sunday, the Sox’s slump is further evidence general manager Rick Hahn needs to make some moves, and the sooner, the better. The needs are many, including a center fielder, right fielder and second baseman to replaced injured starters, a designated hitter to replace Yermin Mercedes and two or three right-handed middle relievers to pick up the slack for the struggling threesome of Matt Foster, Evan Marshall and Codi Heuer.