The Twins have signed shortstop , reports . Houston was just selected with the 16th overall pick in last weeks draft. His $4,497,500 signing bonus is below the $4,929,600 slot value for that pick. Houston, 21, spent the past three years playing for Wake Forest. Pre-draft rankings from , , , and all put Houston in the 14-26 range of the cla s. All outlets heap praise upon his defense. The larger...