Bringing the juice, UCLA safety Key Lawrence infuses a new defense with passion

UCLA ’s defense, the biggest unknown on the team a year ago, is facing even more questions.

A slew of players moved on to the NFL. No full-time starters return. Success will depend on several players with promising pedigrees but limited college production becoming playmakers.

As he stepped off a team bus Wednesday afternoon in Costa Mesa amid the warmest day of training camp, the temperature reaching 82 degrees before warmup stretches, Key Lawrence did not appear to feel any sort of heat, literal or figurative. The transfer safety who has made previous college stops at Tennessee, Oklahoma and Mississippi was humming a tune, savoring every moment of this new opportunity.

A few hours later, after practice concluded, Lawrence teased a reporter about wearing a collared shirt given the