Punishing Pitt: No. 24 Panthers relying on dominant defense

Louisville wide receiver Tutu Atwell (1) can't make a catch as Pittsburgh defensive back A.J. Woods (25) is called for pass interference during the second half of an NCAA college football game, Saturday, Sept. 26, 2020, in Pittsburgh. Pittsburgh won 23-20.(AP Photo/Keith Srakocic)

Pittsburgh linebacker SirVocea Dennis takes down Louisville quarterback Malik Cunningham as he gets a pass off in the fourth quarter during an NCAA college football game at Heinz Field, Saturday, Sept. 26, 2020, in Pittsburgh. (Matt Freed/Pittsburgh Post-Gazette via AP)

Pittsburgh defensive lineman Patrick Jones II sacks Louisville quarterback Malik Cunningham in the third quarter during an NCAA college football game at Heinz Field, Saturday, Sept. 26, 2020, in Pittsburgh. (Matt Freed/Pittsburgh Post-Gazette via AP)

Pittsburgh defensive lineman David Green (2) sacks Louisville quarterback Malik Cunningham (3) during the first half of an NCAA college football game, Saturday, Sept. 26, 2020, in Pittsburgh. (AP Photo/Keith Srakocic)