Sam Bradford's season-ending knee injury opens the door for backup Kellen Clemens to start in St. Louis, unless the Rams reach out to someone like, say, Vince Young.
Neither quarterback has looked great this preseason, but John Skelton might have the early edge on Kevin Kolb to be Arizona's starter.
Though most training camp battles have been settled, there are still some spots up for grabs. Ryan Grant (pictured) and James Starks figure to open the season in a timeshare until one of the two separates himself.
Ryan Williams' injury means for the first time little competition remains for Chris Wells in Arizona.