But has also gotten him in trouble.
Marrone called Casullo's comments spiteful.
A few other cornerbacks were banged up Friday. Keith Lewis appeared to injure his groin early in practice, while Curtis Brown came off late in practice grabbing his left hamstring. Bowles had no immediate update on the two.
All of those plays occurred at Lambeau Field except for a 34-yard pass to James Jones in the Packers' opener at Chicago.