The routes LSU can go without Harold Perkins on defenseby:Shea Dixon•about 15 hours•sheadixonRead In AppWhat's next for LSU's LB group without Harold Perkins? (Photo: © SCOTT CLAUSE/USA TODAY Network / USA TODAY NETWORK via Imagn Images)Brian Kelly opened up on how LSU moves forward at linebacker - and on defense - without Harold Perkins for the remainder of the season.