Adam Schefter often answers reader questions in his blog. Got a query of your own? Submit it here.
Q: The Green Bay Packers have had so many reserves step up to help them make the Super Bowl. Who do you think is the X factor for this team come Sunday?
-- Frank (Milwaukee)
To read Adam Schefter's thoughts on Green Bay's X factor, whether the Packers can move the ball against Pittsburgh, what they should with Matt Flynn and more, you must be an ESPN Insider.