Book, Williams lead No. 3 Notre Dame over Navy, 44-22
Notre Dame running back Dexter Williams leaps into the end zone for a touchdown during the first half of an NCAA college football game against Navy, Saturday, Oct. 27, 2018, in San Diego. (AP Photo/Gregory Bull)

Notre Dame running back Dexter Williams leaps into the end zone for a touchdown during the first half of an NCAA college football game against Navy, Saturday, Oct. 27, 2018, in San Diego. (AP Photo/Gregory Bull)

Oct. 27, 2018 09:15 PM EDT
Notre Dame running back Dexter Williams, above, is lifted by teammate long snapper Michael Vinson after scoring a touchdown during the first half of an NCAA college football game against Navy Saturday, Oct. 27, 2018, in San Diego. (AP Photo/Gregory Bull)

Notre Dame running back Dexter Williams, above, is lifted by teammate long snapper Michael Vinson after scoring a touchdown during the first half of an NCAA college football game against Navy Saturday, Oct. 27, 2018, in San Diego. (AP Photo/Gregory Bull)

Oct. 27, 2018 09:19 PM EDT
Navy quarterback Garret Lewis tosses the ball during the first half of an NCAA college football game against Notre Dame Saturday, Oct. 27, 2018, in San Diego. (AP Photo/Gregory Bull)

Navy quarterback Garret Lewis tosses the ball during the first half of an NCAA college football game against Notre Dame Saturday, Oct. 27, 2018, in San Diego. (AP Photo/Gregory Bull)

Oct. 27, 2018 08:48 PM EDT
Notre Dame quarterback Ian Book (12) looks to throw a pass during the first half of an NCAA college football game against Navy, Saturday, Oct. 27, 2018, in San Diego. (AP Photo/Gregory Bull)

Notre Dame quarterback Ian Book (12) looks to throw a pass during the first half of an NCAA college football game against Navy, Saturday, Oct. 27, 2018, in San Diego. (AP Photo/Gregory Bull)

Oct. 27, 2018 08:46 PM EDT
Notre Dame running back Dexter Williams (2) scores a touchdown during the first half of an NCAA college football game against Navy Saturday, Oct. 27, 2018, in San Diego. (AP Photo/Gregory Bull)

Notre Dame running back Dexter Williams (2) scores a touchdown during the first half of an NCAA college football game against Navy Saturday, Oct. 27, 2018, in San Diego. (AP Photo/Gregory Bull)

Oct. 27, 2018 09:45 PM EDT