Photos: Iowa football Kids Day open practice

Iowa running back James Butler scores a touchdown during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa quarterback Tyler Wiegers calls for the ball during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa running back Ivory Kelly-Martin runs down field during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa running back Toren Young runs down field during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa quarterback Ryan Boyle looks for an open receiver during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa running back Toren Young takes off down field during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa head coach Kirk Ferentz watches players during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa running back James Butler runs down field during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa running back James Butler runs down field during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa's Matt Hankins, right, breaks up a pass intended for wide receiver Brandon Smith during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa offensive coordinator Brian Ferentz watches players during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa running back James Butler pulls in a catch during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa quarterback Nathan Stanley throws to running back James Butler during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa linebacker coach Seth Wallace works with Djimon Colbert during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa offensive lineman Alaric Jackson, left, sets up a block against defensive end Sam Brincks during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa center Spencer Williams, left, sets up a block on defensive lineman Jake Newborg during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa wide receiver Brandon Smith runs drills during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa quarterback Peyton Mansell throws down field during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa wide receiver Matt Quarells runs drills during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa wide receiver Izmir Smith-Marsette runs drills during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa wide receiver Izmir Smith-Marsette runs drills during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa wide receiver Matt Quarells runs drills during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa wide receiver Matt VandeBerg runs drills during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa quarterback Peyton Mansell throws down field during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa's Alaric Jackson runs drills during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa's Levi Duwa walks down the sideline during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa center Spencer Williams runs drills during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa wide receiver Matt Quarells signs autographs during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa's A.J. Epenesa signs autographs during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa's Tristan Wirfs signs autographs during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa center Spencer Williams jokes with teammates during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa head coach Kirk Ferentz talks with the kid captains during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa's kid captains are introduced during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa punter Ryan Gersonde signs autographs during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa's Cedric Boswell signs autographs during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa wide receiver Ihmir Smith-Marsette signs autographs during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa wide receiver Brandon Smith signs autographs during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.

Iowa tight end Drew Cook signs autographs during the open practice on Kids Day at Kinnick Stadium on Saturday, Aug. 12, 2017.