The news doesn't appear to be horrible. According to a live chat with Ashley Fox
on Philly.com, Andy Reid said the ankle is sprained, but there is no tear.
Westbrook is walking around on crutches in the locker room and listed as day-to-day. In my medical opinion, this doesn't sound like something he's going to bounce back from in the next 6 days. It looks like Buckhalter vs. the Bears in Chicago. Of course, I'm about 4 years of med school away from my degree, so let's wait and see what the official word is later this week.