QB, line questions haunt No. 14 Irish ahead of Hokies clash

Notre Dame quarterback Jack Coan heads to the locker room after an injury during the second half of an NCAA college football game against Wisconsin Saturday, Sept. 25, 2021, in Chicago. Coan did not return to play. (AP Photo/Charles Rex Arbogast)

Notre Dame quarterback Drew Pyne (10) is sacked by Cincinnati's Malik Vann (42) during the second half of an NCAA college football game, Saturday, Oct. 2, 2021, in South Bend, Ind. Cincinnati won 24-13. (AP Photo/Darron Cummings)

Notre Dame quarterback Drew Pyne (10) throws during the second half of an NCAA college football game against Cincinnati, Saturday, Oct. 2, 2021, in South Bend, Ind. Cincinnati won 24-13. (AP Photo/Darron Cummings)

Notre Dame quarterback Tyler Buchner (12) throws while playing Toledo in the first half of an NCAA college football game in South Bend, Ind., Saturday, Sept. 11, 2021. (AP Photo/AJ Mast)

Notre Dame head coach Brian Kelly watches during the second half of an NCAA college football game against Cincinnati, Saturday, Oct. 2, 2021, in South Bend, Ind. Cincinnati won 24-13. (AP Photo/Darron Cummings)

Notre Dame quarterback Drew Pyne taks a snap from center in the shotgun formation during the second half of an NCAA college football game against Wisconsin Saturday, Sept. 25, 2021, in Chicago. Notre Dame won 41-13. (AP Photo/Charles Rex Arbogast)