The Minnesota Twins placed relief pitcher Brock Stewart (elbow) on the 15-injured list on Tuesday with elbow soreness and recalled reliever Oliver Ortega from Triple-A St. Paul in a corresponding move. It remains to be seen how long Stewart will be out of action, but he'll miss at least the next two weeks and probably won't be back before the All-Star break in mid-July. The 31-year-old right-hander has been lights-out in the Twins bullpen this year with a 2-0 record, 0.70 ERA (2.45 FIP), 1.01 ...