Ben Crockett, director of player development for the Boston Red Sox, watches Yoan Moncada of the Greenville Drive (not pictured) take batting practice before a game against the Lexington Legends on Monday, May 18, 2015, at Fluor Field at the West End in Greenville, South Carolina. Moncada, a 19-year-old prospect from Cuba, made his professional debut today in the Red Sox organization. (Tom Priddy/Four Seam Images)