FILE - Notre Dame running back Jafar Armstrong (8) rushes for yardage in front of Iowa State linebacker Mike Rose (23) during the first half of the Camping World Bowl NCAA college football game Saturday, Dec. 28, 2019, in Orlando, Fla. With all the success Notre Dame has enjoyed its last three seasons, amassing a 33-6 record under coach Brian Kelly, it has been the inability to run the football successfully in big games that has curtailed the championship hopes of the Fighting Irish. (AP Photo/Phelan M. Ebenhack)

FILE - Texas' Jeffrey McCulloch (23) and Josh Thompson (29) lead the team onto the field before the first half of the NCAA Big 12 Conference football championship against Oklahoma, Saturday, Dec. 1, 2018, in Arlington, Texas. Making predictions for a most unpredictable year is challenging, but everything about playing football is tougher than usual. (AP Photo/Roger Steinman, File)

FILE - In this Oct. 12, 2019, file photo, Clemson's Trevor Lawrence throws a pass during the first half of an NCAA college football game against Florida State, in Clemson, S.C. Lawrence is a candidate for the 2020 Heisman Trophy award. (AP Photo/Richard Shiro, File)