Pitcher Jamie Callahan (23) of the Greenville Drive delivers a pitch in a game against the Charleston RiverDogs on Monday, June 29, 2015, at Fluor Field at the West End in Greenville, South Carolina. Callahan was a second-round pick of the Boston Red Sox in the 2012 First-Year Player Draft. Greenville won, 4-2. (Tom Priddy/Four Seam Images)