"The secondary is probably leading the group on defense because they're closer," Fisher said. "They're working good together, telling each other to pick it up. I don't have to do the stuff that I had to do last year. Last year, I had to stop my drill and yell. Now, if I stop my drill D.J. Killings comes in now and says, 'no, we're not doing this.' It's different. It's totally different."