Kaleb Johnson erupted for 173 yards and two TDs, and teammates say he's working harder than ever.
Iowa's defensive line faced some questions heading into the season -- they've since been answered.
Iowa's offense showed a new look with their backup quarterback on Saturday -- and it proved successful.
Cade McNamara and Kirk Ferentz spoke after Iowa's 38-21 win over Troy.
Four Downs looks at the main takeaways from Iowa's 38-21 win over Troy on Saturday.