By the end of this season, Walcott could be one of the top 10 prospects in baseball. And his MLB debut won’t be far behind.

Lourdes Gurriel Jr. went 3-for-4 with a homer and four RBI on Friday night as the Diamondbacks walloped the Brewers 16-9 in Cactus League play. Gurriel hit the first of two two-run blasts off of ...