“He’s not exactly sparring easy,” Malignaggi said. “There are some of the crazy fighters where they’ll spar after they retire, but they’ll be sparring light. They’re not going to put themselves in danger… In boxing, if you are doing it at a high level in the gym, it can still be risky to your health. Sparring can cause brain damage. It can cause detached retinas and things like that. When you see guys retired and they’re s sparring heavy. They’re not just working. Then, of course, you’ve got to start considering that there’s no way he’s just doing it for the fun… that means you are putting your best foot forward to get on a very high level and see… (how) his body reacts, day-to-day, in the camp with Lester.