Iowa quarterback Nate Stanley throws a pass during the first half of an NCAA college football game against Purdue, Saturday, Oct. 19, 2019, in Iowa City, Iowa. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley runs a drill at the NFL football scouting combine in Indianapolis, Thursday, Feb. 27, 2020. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley runs the 40-yard dash at the NFL football scouting combine in Indianapolis, Thursday, Feb. 27, 2020. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley runs a drill at the NFL football scouting combine in Indianapolis, Thursday, Feb. 27, 2020. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley (4) signals at the line of scrimmage during the second half of the Holiday Bowl NCAA college football game against Southern California Friday, Dec. 27, 2019, in San Diego. Iowa won 49-24. (AP Photo/Orlando Ramirez)

Iowa quarterback Nate Stanley runs a drill at the NFL football scouting combine in Indianapolis, Thursday, Feb. 27, 2020. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley runs a drill at the NFL football scouting combine in Indianapolis, Thursday, Feb. 27, 2020. (AP Photo/Charlie Neibergall)

Iowa Hawkeyes quarterback Nate Stanley (4) looks to pass during the second half of the Holiday Bowl NCAA college football game against Southern California Friday, Dec. 27, 2019, in San Diego. Iowa won 49-24. (AP Photo/Orlando Ramirez)

Iowa wide receiver Tyrone Tracy Jr., left, is congratulated by quarterback Nate Stanley after Tracy scored a touchdown during the first half of the Holiday Bowl NCAA college football game against Southern California Friday, Dec. 27, 2019, in San Diego. (AP Photo/Orlando Ramirez)

Iowa quarterback Nate Stanley runs the 40-yard dash at the NFL football scouting combine in Indianapolis, Thursday, Feb. 27, 2020. (AP Photo/Charlie Neibergall)

Iowa wide receiver Tyrone Tracy Jr., left, is congratulated by quarterback Nate Stanley after Tracy scored a touchdown during the first half of the Holiday Bowl NCAA college football game against Southern California Friday, Dec. 27, 2019, in San Diego. (AP Photo/Orlando Ramirez)

Iowa quarterback Nate Stanley (4) throws a pass in front of Nebraska defensive lineman Carlos Davis (96) during the first half of an NCAA college football game in Lincoln, Neb., Friday, Nov. 29, 2019. (AP Photo/Nati Harnik)

Iowa offensive coordinator Brian Ferentz, left, speaks to quarterback Nate Stanley during the second half of the Holiday Bowl NCAA college football game against Southern California Friday, Dec. 27, 2019, in San Diego. Iowa won 49-24. (AP Photo/Orlando Ramirez)

Iowa quarterback Nate Stanley speaks during a press conference at the NFL football scouting combine in Indianapolis, Tuesday, Feb. 25, 2020. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley looks to pass during the second half of the Holiday Bowl NCAA college football game against Southern California Friday, Dec. 27, 2019, in San Diego. Iowa won 49-24. (AP Photo/Orlando Ramirez)

Southern California safety Talanoa Hufanga (15) knocks the ball out of the hands of Iowa quarterback Nate Stanley (4) who was attempting to throw a pass during the first half of the Holiday Bowl NCAA college football game Friday, Dec. 27, 2019, in San Diego. (AP Photo/Orlando Ramirez)

Iowa quarterback Nate Stanley (4) throws a pass during the second half against Southern California in the Holiday Bowl NCAA college football game Friday, Dec. 27, 2019, in San Diego. Iowa won 49-24. (AP Photo/Orlando Ramirez)

Iowa quarterback Nate Stanley celebrates with fans following the team's Holiday Bowl NCAA college football game against Southern California on Friday, Dec. 27, 2019, in San Diego. Iowa won 49-24. (AP Photo/Orlando Ramirez)

Iowa quarterback Nate Stanley (4) warms up before an NCAA college football game against Nebraska in Lincoln, Neb., Friday, Nov. 29, 2019. (AP Photo/Nati Harnik)

Iowa quarterback Nate Stanley runs with the ball as he looks downfield during the second half of the team's Holiday Bowl NCAA college football game against Southern California on Friday, Dec. 27, 2019, in San Diego. Iowa won 49-24. (AP Photo/Orlando Ramirez)

Iowa quarterback Nate Stanley looks to throw a pass during the first half of the Holiday Bowl NCAA college football game against Southern California, Friday, Dec. 27, 2019, in San Diego. (AP Photo/Orlando Ramirez)

Iowa quarterback Nate Stanley (4) is pursued by Nebraska linebacker Alex Davis (22) during the second half of an NCAA college football game against Nebraska in Lincoln, Neb., Friday, Nov. 29, 2019. Iowa won 27-24. (AP Photo/Nati Harnik)

Iowa wide receiver Tyrone Tracy Jr., left, is congratulated by quarterback Nate Stanley after scoring a touchdown during the first half of the Holiday Bowl NCAA college football game against Southern California, Friday, Dec. 27, 2019, in San Diego. (AP Photo/Orlando Ramirez)

Iowa quarterback Nate Stanley (4) throws a pass during the second half of an NCAA college football game against Nebraska in Lincoln, Neb., Friday, Nov. 29, 2019. Iowa won 27-24. (AP Photo/Nati Harnik)

Iowa quarterback Nate Stanley (4) throws a pass as Nebraska linebacker Collin Miller (31) closes in, during the first half of an NCAA college football game in Lincoln, Neb., Friday, Nov. 29, 2019. (AP Photo/Nati Harnik)

Iowa quarterback Nate Stanley (4) throws a pass in front of Nebraska defensive lineman Carlos Davis (96) during the first half of an NCAA college football game in Lincoln, Neb., Friday, Nov. 29, 2019. (AP Photo/Nati Harnik)

Iowa quarterback Nate Stanley throws a pass during the first half of an NCAA college football game against Illinois, Saturday, Nov. 23, 2019, in Iowa City, Iowa. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley throws a pass during the first half of an NCAA college football game against Illinois, Saturday, Nov. 23, 2019, in Iowa City, Iowa. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley throws a pass during the first half of an NCAA college football game against Illinois, Saturday, Nov. 23, 2019, in Iowa City, Iowa. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley (4) warms up before an NCAA college football game against Nebraska in Lincoln, Neb., Friday, Nov. 29, 2019. (AP Photo/Nati Harnik)

Iowa quarterback Nate Stanley throws a pass during the first half of an NCAA college football game against Illinois, Saturday, Nov. 23, 2019, in Iowa City, Iowa. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley throws a pass during the first half of an NCAA college football game against Illinois, Saturday, Nov. 23, 2019, in Iowa City, Iowa. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley warms up before an NCAA college football game against Illinois, Saturday, Nov. 23, 2019, in Iowa City, Iowa. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley warms up on the sidelines during the first half of an NCAA college football game against Minnesota, Saturday, Nov. 16, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Iowa quarterback Nate Stanley throws a pass during the first half of an NCAA college football game against Illinois, Saturday, Nov. 23, 2019, in Iowa City, Iowa. Iowa won 19-10. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley runs off the field after an NCAA college football game against Illinois, Saturday, Nov. 23, 2019, in Iowa City, Iowa. Iowa won 19-10. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley warms up before an NCAA college football game against Illinois, Saturday, Nov. 23, 2019, in Iowa City, Iowa. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley arrives at Kinnick Stadium before an NCAA college football game against Illinois, Saturday, Nov. 23, 2019, in Iowa City, Iowa. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley warms up on the sidelines during the first half of an NCAA college football game against Minnesota, Saturday, Nov. 16, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Iowa offensive coordinator Brian Ferentz, left, talks with Iowa quarterback Nate Stanley during the first half of an NCAA college football game against Minnesota, Saturday, Nov. 16, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Iowa head coach Kirk Ferentz, right, congratulates Iowa quarterback Nate Stanley, left, after a touchdown against Minnesota during the first half of an NCAA college football game, Saturday, Nov. 16, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Iowa quarterback Nate Stanley warms up on the sidelines during the first half of an NCAA college football game against Minnesota, Saturday, Nov. 16, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Iowa quarterback Nate Stanley directs the offense against Minnesota during the first half of an NCAA college football game, Saturday, Nov. 16, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Iowa quarterback Nate Stanley (4) looks to pass against Northwestern during the second half of an NCAA college football game, Saturday, Oct. 26, 2019, in Evanston, Ill. (AP Photo/David Banks)

Iowa quarterback Nate Stanley, center, hands off to Iowa running back Tyler Goodson, right, during the first half of an NCAA college football game, Saturday, Nov. 16, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Iowa quarterback Nate Stanley warms up before an NCAA college football game against Minnesota, Saturday, Nov. 16, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Iowa quarterback Nate Stanley, center, hands the ball off to Iowa running back Tyler Goodson during the first half of an NCAA college football game against Minnesota, Saturday, Nov. 16, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Iowa quarterback Nate Stanley warms up on the sidelines during the first half of an NCAA college football game against Minnesota, Saturday, Nov. 16, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Iowa offensive coordinator Brian Ferentz, left, talks with Iowa quarterback Nate Stanley during the first half of an NCAA college football game against Minnesota, Saturday, Nov. 16, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Iowa head coach Kirk Ferentz, right, congratulates Iowa quarterback Nate Stanley, left, after a touchdown against Minnesota during the first half of an NCAA college football game, Saturday, Nov. 16, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Iowa quarterback Nate Stanley, center, hands the ball off to Iowa running back Tyler Goodson during the first half of an NCAA college football game against Minnesota, Saturday, Nov. 16, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Iowa quarterback Nate Stanley, center, hands off to Iowa running back Tyler Goodson, right, during the first half of an NCAA college football game, Saturday, Nov. 16, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Iowa quarterback Nate Stanley runs the ball during the second half of an NCAA college football game against Minnesota, Saturday, Nov. 16, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Iowa quarterback Nate Stanley directs the offense against Minnesota during the first half of an NCAA college football game, Saturday, Nov. 16, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Wisconsin's Matt Henningsen (92) reacts after sacking Iowa's Nate Stanley during the first half of an NCAA college football game Saturday, Nov. 9, 2019 in Madison, Wis. (AP Photo/Aaron Gash)

Iowa's Nate Stanley (4) throws a pass during the second half of an NCAA college football game against Wisconsin Saturday, Nov. 9, 2019 in Madison, Wis. (AP Photo/Aaron Gash)

Iowa's Nate Stanley throws during the second half of an NCAA college football game against Wisconsin Saturday, Nov. 9, 2019, in Madison, Wis. Wisconsin won 24-22. (AP Photo/Morry Gash)

Wisconsin's Matt Henningsen sacks Iowa's Nate Stanley during the first half of an NCAA college football game Saturday, Nov. 9, 2019 in Madison, Wis. (AP Photo/Aaron Gash)

Iowa quarterback Nate Stanley gets set during the first half of an NCAA college football game, Saturday, Oct. 12, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Wisconsin's Matt Henningsen sacks Iowa's Nate Stanley during the first half of an NCAA college football game Saturday, Nov. 9, 2019, in Madison, Wis. (AP Photo/Morry Gash)

Iowa quarterback Nate Stanley (4) plays against Northwestern during the first half of an NCAA college football game, Saturday, Oct. 26, 2019, in Evanston, Ill. (AP Photo/David Banks)

Iowa quarterback Nate Stanley (4) plays against Northwestern during the first half of an NCAA college football game, Saturday, Oct. 26, 2019, in Evanston, Ill. (AP Photo/David Banks)

Wisconsin's Jack Sanborn recovers a fumble in front of Iowa's Nate Stanley during the first half of an NCAA college football game Saturday, Nov. 9, 2019, in Madison, Wis. (AP Photo/Morry Gash)

Iowa quarterback Nate Stanley (4) looks to pass against Northwestern during the second half of an NCAA college football game, Saturday, Oct. 26, 2019, in Evanston, Ill. (AP Photo/David Banks)

Iowa quarterback Nate Stanley (4) plays against Northwestern during the first half of an NCAA college football game, Saturday, Oct. 26, 2019, in Evanston, Ill. (AP Photo/David Banks)

Iowa quarterback Nate Stanley warms up before an NCAA college football game against Purdue, Saturday, Oct. 19, 2019, in Iowa City, Iowa. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley (4) plays against Northwestern during the first half of an NCAA college football game, Saturday, Oct. 26, 2019, in Evanston, Ill. (AP Photo/David Banks)

Iowa quarterback Nate Stanley (4) passes the ball against Northwestern during the first half of an NCAA college football game, Saturday, Oct. 26, 2019, in Evanston, Ill. (AP Photo/David Banks)

Iowa quarterback Nate Stanley (4) passes against Northwestern during the first half of an NCAA college football game, Saturday, Oct. 26, 2019, in Evanston, Ill. (AP Photo/David Banks)

Iowa quarterback Nate Stanley (4) warms up before a game against Northwestern an NCAA college football game, Saturday, Oct. 26, 2019, in Evanston, Ill. (AP Photo/David Banks)

Penn State linebacker Ellis Brooks, center, pressures as Iowa quarterback Nate Stanley pulls back to pass during the first half of an NCAA college football game, Saturday, Oct. 12, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Iowa quarterback Nate Stanley (4) warms up before a game against Northwestern an NCAA college football game, Saturday, Oct. 26, 2019, in Evanston, Ill. (AP Photo/David Banks)

Purdue cornerback Dedrick Mackey is tackled by Iowa quarterback Nate Stanley, left, after intercepting a pass during the second half of an NCAA college football game, Saturday, Oct. 19, 2019, in Iowa City, Iowa. Iowa won 26-20. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley throws a pass during the first half of an NCAA college football game against Purdue, Saturday, Oct. 19, 2019, in Iowa City, Iowa. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley (4) tries to avoid the rush from Purdue linebacker Jaylan Alexander, left, during the second half of an NCAA college football game, Saturday, Oct. 19, 2019, in Iowa City, Iowa. Iowa won 26-20. (AP Photo/Charlie Neibergall)

Iowa quarterback Nate Stanley, left, talks with the offense in a huddle during the first half of an NCAA college football game, Saturday, Oct. 12, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)

Iowa quarterback Nate Stanley, center, drops back to pass during the first half of an NCAA college football game, Saturday, Oct. 12, 2019, in Iowa City, Iowa. (AP Photo/Matthew Putney)