Catalon is out due to being 'sketti-brained, although American Standard wants me to believe it's a "shoulder issue".
Gray & Doctson are banged up to the point that, if they go, they won't be anywhere near full speed and likely highly fragile. Lastly, Caraway, one of their better DE's (if not the best) may not be able to go.
The rigors of a real conference are really starting to catch up with them.