That tightening division race is likely one of the reasons the Cubs decided to call up one of their hottest hitting prospects, Moisés Ballesteros, earlier this week when leftfielder Ian Happ landed on the injured list with an oblique strain.

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Of course, that doesn't mean Webb is likely to be the next man up for the Rangers – Chris Martin has been the team's best high-leverage reliever this season, but he had already pitched in a setup role before Jackson exited Monday.

One of the top prospects in the system is about to get closer to his dream with a golden opportunity to finally make it come true.