WATCH: Tennessee DC Jim Knowles Talks Vols’ Roster Outlook, New Defensive SchemeTennessee Football defensive coordinator Jim Knowles met with the media on Tuesday afternoon in Knoxville during the Vols’ in-house media day. Tennessee will hit the ground running with fall camp practices on Wednesday morning, which will continue throughout the month. Knowles was hired by Tennessee during the offseason to serve as the Vols’ new defensive coordinator. Stay tuned to Rocky Top Insider for more Tennessee Football news, notes, and coverage. Tennessee Football Fall Camp PreviewArguably the biggest storyline is the quarterback battle, which features redshirt freshman George MacIntyre, true freshman Faizon Brandon, and Colorado transfer Ryan Staub.