"This is the second year of my two-year contract with the White Sox. The team expects more from me than in the first year, so I would have to be in spring training."
"With me going into the Classic, I'm taking a chance of getting hurt. It's such an honor to even be asked to go play there, and that's why I really thought about it a lot. But I talked to Buck Martinez the other day, and told him I'm going to have to turn it down this year."
It's unclear whether they made this decision on their own, or if organizational pressure had anything to do with their decision.