Some things to watch in the third weekend of the Big 12 Conference schedule: GAME OF THE WEEK Iowa St. vs. No. 19 Iowa in the annual Cy-Hawk showdown. The 67th game in the instate rivalry was so close to being the first with both teams ranked, but Iowa State (1-0) slipped to the first spot out of this week’s Top 25 after an open date last weekend. It is still the most anticipated game since the…