Once again, No. 4 Clemson not allowing many yards or points
Clemson head coach Dabo Swinney, left, argues with a game official during the first half of an NCAA college football game against Louisville in Louisville, Ky., Saturday, Oct. 19, 2019. (AP Photo/Timothy D. Easley)

Clemson head coach Dabo Swinney, left, argues with a game official during the first half of an NCAA college football game against Louisville in Louisville, Ky., Saturday, Oct. 19, 2019. (AP Photo/Timothy D. Easley)

Oct. 19, 2019 04:10 PM EDT
Clemson linebacker Chad Smith (43) grabs Louisville quarterback Evan Conley (6) during the first half of an NCAA college football game in Louisville, Ky., Saturday, Oct. 19, 2019. (AP Photo/Timothy D. Easley)

Clemson linebacker Chad Smith (43) grabs Louisville quarterback Evan Conley (6) during the first half of an NCAA college football game in Louisville, Ky., Saturday, Oct. 19, 2019. (AP Photo/Timothy D. Easley)

Oct. 19, 2019 02:05 PM EDT
Clemson defensive tackle Nyles Pinckney (44) makes an interception away from the defense of Louisville offensive lineman Mekhi Becton (73) during the first half of an NCAA college football game in Louisville, Ky., Saturday, Oct. 19, 2019. (AP Photo/Timothy D. Easley)

Clemson defensive tackle Nyles Pinckney (44) makes an interception away from the defense of Louisville offensive lineman Mekhi Becton (73) during the first half of an NCAA college football game in Louisville, Ky., Saturday, Oct. 19, 2019. (AP Photo/Timothy D. Easley)

Oct. 19, 2019 01:54 PM EDT