Contreras

Here's a link from the White Sox team page.

CHICAGO -- The White Sox would not confirm a Monday report from WSCR 670 AM in Chicago, the team's flagship radio station, stating that Jose Contreras was headed to the 15-day disabled list with hip problems.
A spokesman for the team said that Contreras had been bothered by stiffness in his back over the weekend, but that a final decision regarding the right-hander's status would not be made until Tuesday afternoon. When reached on Monday night, pitching coach Don Cooper already was planning ahead to work through the worst-case scenario involving his ace hurler... (see link for rest of article)

Odds are Haegar will pitch, but it's also possible Oz will just move everyone up a day in the rotation. With the off day, everyone would be pitching on normal rest.

I wonder if this injury has anything to do with those uncharacteristic walks we saw in his last outing.