In this Friday, Aug. 2, 2019, photo, Purdue offensive coordinator Brian Brohm catches a ball during practice in West Lafayette, Ind. Brian Brohm went through his usual practice routine this week. He met with his older brother, Jeff, about game planning and the initial play-calling script as he prepared for Saturday's long-awaited season opener against Iowa. Less than a week after the Boilermakers fourth-year head coach tested positive for COVID-19 and was forced into isolation for 10 days, it's the other Brohm taking charge this weekend.(Nikos Frazier/Journal & Courier via AP)

In this photo taken on Sept. 14, 2019, Purdue coach Jeff Brohm yells to an official during the second half of the team's NCAA college football game against TCU in West Lafayette, Ind., Saturday. One big advantage for the Boilermakers: Ohio State, Michigan and Penn State don't appear on the schedule. They open the season by hosting Iowa on Oct. 24. (AP Photo/Michael Conroy)

FILE - In this Oct. 19, 2019, file photo, Iowa head coach Kirk Ferentz talks with Purdue head coach Jeff Brohm, right, before an NCAA college football game in Iowa City, Iowa. Purdue offensive coordinator Brian Brohm went through his usual practice routine this week. He met with his older brother, Jeff, about game planning and the initial play-calling script as he prepared for Saturday's long-awaited season opener against Iowa. Less than a week after the Boilermakers fourth-year head coach tested positive for COVID-19 and was forced into isolation for 10 days, it's the other Brohm taking charge this weekend.(AP Photo/Charlie Neibergall, FIle)