Dollander is a former Tennessee Volunteers pitcher and ace of two seasons after transferring in after an impressive season. Dollander was a Friday night starter in his first Vols

With the first pitch of the first inning -- of arguably the day that the Rockies began to make the painful last few seasons worthwhile -- Chase Dollander set the tone for what the club hopes is its pitching future.

The Colorado Rockies are calling up one of the best pitching prospects in baseball -- and one of the best in their history. Right-hander Chase Dollander will be summoned to make his MLB debut this Sunday against the (Sacramento) Athletics at Coors Field,