Why Notre Dame is confident in young Irish linebackers vs. Navy offenseby:Tyler Horka•about 16 hours•tbhorkaRead In AppNotre Dame Fighting Irish linebacker Kyngstonn Viliamu-Asa (27) celebrates after a victory over the Georgia Tech Yellow Jackets at Mercedes-Benz Stadium. (Photo by Brett Davis-Imagn Images)Notre Dame's five-man rotation at linebacker has a true freshman and two sophomores. They're all going to play a lot against Navy.