Things to watch this week in the Big 12 Conference:

Game of the week

Arizona (3-0, 0-0 Big 12) at No. 14 Iowa State (4-0, 1-0), Saturday, 7 p.m. EDT (ESPN)

The Wildcats and Cyclones meet for the first time since 1968, now Big 12 opponents and both coming off open dates.

Iowa State has trailed for only 28 seconds this season and is looking to start 5-0 for the second year in a a row. The Cyclones won a school-record 11 games last year. Rocco Becht, 14-6 in his Big 12 starts, has thrown a touchdown in 22 consecutive games, a school record and the longest active FBS streak.

The Wildcats are sixth nationally in scoring defense (8.7 points a game) and seventh allowing 222 total yards a game. After a disappointing 4-8 debut in the Big 12 last year, Arizona is trying to get to 4-0 for the

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