Nebraska football defensive line coach Terrance Knighton got the narrative on the defense kick started two weeks ago. That’s when he revealed an open discussion being had in the Husker facilities: They want to have the “number one defense in the country.” Knighton’s boss, Tony White, backed up Knighton’s revelation and didn’t shy away from that being an on-paper objective for the 2024 season. “That’s the goal,” White said April 2. “We wanna be the number one defense in the country. We do. But all of that is words until guys adopt it and they live it every day.” White…