Detroit Tigers outfielder Matt Vierling (back) reported an onset of lower-back spasms on Sunday, June 18, which is why he was out of the starting lineup on Tuesday against the Kansas City Royals. Vierling's availability for baseball activities is considered day-to-day after he missed his third straight start after being scratched from the lineup on Sunday. The 26-year-old could avoid a stint on the injured list, but only if he returns relatively soon. In his first year with the Tigers, Vierling...