Which Big 12 team is set for a step back?

ESPN Insider's Jeff Dooley pegged the team in each conference he thinks will most likely to take a step back in 2010, and his pick for the Big 12 was Texas A&M.

Here's his reasoning:

Speaking of "it" teams, the Aggies have been earning plenty of buzz this offseason as a candidate to break through in the Big 12. While this isn't entirely unwarranted -- Ryan Tannehill's midseason insertion at QB, for example, greatly improved the team's offensive production last season -- there are warning signs for the Aggies as well.

Statistically, A&M was mediocre last season in the categories that correlate most significantly with