Gannon started 13 games for Iowa State, including the Cyclones' season opener against North Dakota State last Saturday. NDSU won, 34-14.
Iowa State lost backup center Ben Loth for the season after he injured his knee on Iowa State's first day of camp. Cyclones receiver Quenton Bundrage tore his anterior cruciate ligament (ACL) last Saturday and is out for the season as well.
- Sarah Barshop