Cubs Call Up Hayden Wesneski and What's Next for Matt Mervis

As we enter the last month of the season, the Cubs are bringing up and working out prospects on the big league stage and the newest member is pitcher Hayden Wesneski. The Cubs are also analyzing rising first basemen, Matt Mervis. Who are they and what are they projected to be on the big league stage? Tim Stebbins and Gordon Wittenmyer discuss the young prospects and where they fit in the future of the Cubs.