Despite losing running back coach Ja'Juan Seider, James Franklin is confident in Nick Singleton and Kaytron Allen and the top coaches they can attract.
Knowles was announced as Penn State's next defensive coordinator on January 27.
Franklin spoke on Jim Knowles, Ja'Juan Seider, Penn State's end to the 2024 season, and moving forward into spring ball.
Murray's six running backs recorded 1,359 yards and 13 touchdowns for the Sooners last year.
Vanover joined the program in summer 2020, during the COVID-19 pandemic.
On3's Pete Nakos reported that Seider was taking the same job at Notre Dame.