Let’s see what’s shaking around the Big 12 this week:**Tom Witosky, Des Moines Register:** An intriguing storyline to what could be a lopsided Iowa-Iowa State game: The two schools [are not agreeing][1] on how long the series is under contract for.**Brian Christopherson, Lincoln Journal Star:** The state of Nebraska is buzzing about the upcoming visit by No. 1 USC. Nebraska quarterback Sam Keller [ sees it as a chance at redemption,][2] after throwing five picks against the Trojans while playing for Arizona State.**Mike Baldwin, The Oklahoman:** Something Kansas fans can appreciate: Oklahoma State has lingering questions about its [quarterback situation][3] after Bobby Reid was injured against Florida Atlantic.**Kyle Ringo, Boulder Daily Camera:** Colorado may be [ getting younger][4] as more true freshmen are expected to play against Florida State this weekend. Also, Florida State hasn’t yet attracted a full stadium.**ESPN.com:** Never too early for [bowl predictions,][5] right? Mark Schlabach predicts Kansas and Indiana in the Insight Bowl. [1]: http://desmoinesregister.com/apps/pbcs.dll/article?AID=/20070911/SPORTS06/70911030/1003/SPORTS [2]: http://www.journalstar.com/huskerextra/football/doc46e6018f4adce203755784.txt [3]: http://newsok.com/article/3123166/1189483228 [4]: http://www.buffzone.com/news/2007/sep/12/more-freshmen-may-debut-vs-fsu/ [5]: http://sports.espn.go.com/ncf/news/story?id=3013900