San Diego State at Stanford 8/31/2018

Stanford coach David Shaw watches players warm up for an NCAA college football game against San Diego State on Friday, Aug. 31, 2018, in Stanford, Calif. (AP Photo/Tony Avelar)

San Diego State tight end Kahale Warring (87) catches a pass in front of Stanford linebacker Sean Barton (27) during the first half of an NCAA college football game Friday, Aug. 31, 2018, in Stanford, Calif. (AP Photo/Tony Avelar)

Stanford wide receiver JJ Arcega-Whiteside (19) catches a pass for a touchdown from quarterback K.J. Costello (3) against San Diego State cornerback Kyree Woods (27) during the second half of an NCAA college football game Friday, Aug. 31, 2018, in Stanford, Calif. (AP Photo/Tony Avelar)

Stanford tight end Colby Parkinson (84) catches a touchdown pass against San Diego State safety Tariq Thompson (14) during the second half of an NCAA college football game Friday, Aug. 31, 2018, in Stanford, Calif. Stanford won 31-10. (AP Photo/Tony Avelar)

Stanford coach David Shaw, left, talks with his players during a timeout in the second half of an NCAA college football game against San Diego State on Friday, Aug. 31, 2018, in Stanford, Calif. Stanford won 31-10. (AP Photo/Tony Avelar)

Stanford wide receiver JJ Arcega-Whiteside (19) catches a touchdown pass against San Diego State cornerback Ron Smith (17) during the first half of an NCAA college football game Friday, Aug. 31, 2018, in Stanford, Calif. (AP Photo/Tony Avelar)

Stanford wide receiver JJ Arcega-Whiteside, left, celebrates with teammates Colby Parkinson (84) and Kaden Smith (82) after scoring a touchdown against San Diego State during the first half of an NCAA college football game Friday, Aug. 31, 2018, in Stanford, Calif. (AP Photo/Tony Avelar)

Stanford running back Bryce Love (20) rushes against San Diego State during the first half of an NCAA college football game Friday, Aug. 31, 2018, in Stanford, Calif. (AP Photo/Tony Avelar)

Stanford quarterback K.J. Costello (3) throws a pass against San Diego State during the first half of an NCAA college football game Friday, Aug. 31, 2018, in Stanford, Calif. (AP Photo/Tony Avelar)

San Diego State running back Juwan Washington (29) breaks a tackle against Stanford defensive end Jovan Swann (51) during the first half of an NCAA college football game Friday, Aug. 31, 2018, in Stanford, Calif. (AP Photo/Tony Avelar)

San Diego State quarterback Christian Chapman, right, is tackled in the end zone for a safety by Stanford linebacker Bobby Okereke (20) during the first half of an NCAA college football game Friday, Aug. 31, 2018, in Stanford, Calif. (AP Photo/Tony Avelar)

San Diego State coach Rocky Long watches from the sidelines during the second half of an NCAA college football game against Stanford on Friday, Aug. 31, 2018, in Stanford, Calif. Stanford won 31-10. (AP Photo/Tony Avelar)

FILE - In this Aug. 31, 2018, file photo, Stanford running back Bryce Love (20) runs for a first down against San Diego State during the second half of an NCAA college football game, in Stanford, Calif. No. 7 Southern California plays at No. 10 Stanford on Saturday night, Sept. 8. (AP Photo/Tony Avelar, File)

FILE - In this Aug. 31, 2018, file photo, Stanford quarterback K.J. Costello (3) talks to head coach David Shaw, right, during the second half of an NCAA college football game against San Diego State in Stanford, Calif. Shaw enters every season with a level of curiosity about how everything he's seen in spring ball and fall camp will transfer over to the season. (AP Photo/Tony Avelar, File)