The defending World Series champion Chicago Cubs are under .500. In order to become the first back-to-back winner since 2000, the Cubs’ young position players will have to meet high expectations. Could it be they aren’t as good as initially thought?

The defending World Series champion Chicago Cubs are under .500. In order to become the first back-to-back winner since 2000, the Cubs’ young position players will have to meet high expectations. Could it be they aren’t as good as initially thought?