PHOTOS: Riley Leonard runs for two touchdowns to lead No. 21 Duke over Northwestern 38-14
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Northwestern Duke Football Duke's Jordan Waters, center, carries the ball between Northwestern's Najee Story, left, and Richie Hagarty (52) during the first half of an NCAA college football game in Durham, N.C., Saturday, Sept. 16, 2023. (AP Photo/Ben McKeown) (Ben McKeown/AP)
Northwestern Duke Football Northwestern interim head coach David Braun looks towards the field during a timeout in the second half of an NCAA college football game against Duke in Durham, N.C., Saturday, Sept. 16, 2023. (AP Photo/Ben McKeown) (Ben McKeown/AP)
Northwestern Duke Football Duke's Kendall Johnson (42) and Brandon Johnson (3) celebrate after a play during the first half of an NCAA college football game against Northwestern in Durham, N.C., Saturday, Sept. 16, 2023. (AP Photo/Ben McKeown) (Ben McKeown/AP)
Northwestern Duke Football Duke's Peyton Jones (21) scores a touchdown ahead of Northwestern's Devin Turner (9) during the second half of an NCAA college football game in Durham, N.C., Saturday, Sept. 16, 2023. (AP Photo/Ben McKeown) (Ben McKeown/AP)
Northwestern Duke Football Duke's Myles Jones (1) celebrates with Wesley Williams (97) and Cam Dillon (35) after a play during the second half of an NCAA college football game against Nortwestern in Durham, N.C., Saturday, Sept. 16, 2023. (AP Photo/Ben McKeown) (Ben McKeown/AP)
Northwestern Duke Football Northwestern's Cam Johnson (14) is tackled by Duke's Al Blades Jr., right, during the second half of an NCAA college football game in Durham, N.C., Saturday, Sept. 16, 2023. (AP Photo/Ben McKeown) (Ben McKeown/AP)
Northwestern Duke Football Duke's Riley Leonard (13) carries the ball during the second half of an NCAA college football game against Northwestern in Durham, N.C., Saturday, Sept. 16, 2023. (AP Photo/Ben McKeown) (Ben McKeown/AP)
Northwestern Duke Football Duke head coach Mike Elko, center, looks toward the scoreboard during the first half of an NCAA college football game against Northwestern in Durham, N.C., Saturday, Sept. 16, 2023. (AP Photo/Ben McKeown) (Ben McKeown/AP)
Northwestern Duke Football Duke's Riley Leonard, second from left, carries the ball past Northwestern's Xander Mueller (34) and R.J. Pearson (94) during the first half of an NCAA college football game in Durham, N.C., Saturday, Sept. 16, 2023. (AP Photo/Ben McKeown) (Ben McKeown/AP)
Northwestern Duke Football Duke's Jaquez Moore (9) carries the ball during the first half of an NCAA college football game against Northwestern in Durham, N.C., Saturday, Sept. 16, 2023. (AP Photo/Ben McKeown) (Ben McKeown/AP)
Northwestern Duke Football Northwestern's Cam Porter (4) carries the ball as Duke's Terry Moore (23) defends during the first half of an NCAA college football game in Durham, N.C., Saturday, Sept. 16, 2023. (AP Photo/Ben McKeown) (Ben McKeown/AP)
Northwestern Duke Football Duke's Jalon Calhoun (5) avoids a tackle-attempt by Northwestern's Garnett Hollis, Jr., left, during the first half of an NCAA college football game in Durham, N.C., Saturday, Sept. 16, 2023. (AP Photo/Ben McKeown) (Ben McKeown/AP)
Northwestern Duke Football Duke's Jordan Waters (7) carries the ball past Northwestern's Devin Turner, left, during the first half of an NCAA college football game in Durham, N.C., Saturday, Sept. 16, 2023. (AP Photo/Ben McKeown) (Ben McKeown/AP)