The whole point of the fourth preseason week is to avoid serious injuries. It's an almost impossible task.
Dan Hanzus did a great job recapping all the action Thursday night in our last "what we learned" of the preseason, but we wanted to point out the biggest injuries here.
- Pittsburgh Steelers rookie inside linebacker Sean Spencesuffered what appeared to be a serious knee injury Thursday night. The Steelers already were without three of their top six linebackers, although they are hopeful James Harrison can be ready for the opener.