When will Miguel Sano join Byron Buxton in Minnesota?

Miguel Sano TwinsWithin minutes of the Twins calling up No. 1 prospect Byron Buxton the ever-present "when will he be in Minnesota?" questions shifted to No. 2 prospect Miguel Sano, who's spent all season in Chattanooga batting behind Buxton in the Double-A lineup. Sano is six months older than Buxton and has more upper-minors experience, playing 67 games at Double-A in 2013 and 56 games at Double-A this year, but in between he missed all of 2014 following Tommy John elbow surgery.

Buxton's call-up filled an obvious need, because through their first 61 games the Twins gave a dozen or more starts to three different center fielders and the trio of Jordan Schafer, Shane Robinson, and Aaron…