Chaz Schilens takes aim at Warren Sapp

Raiders wide receiver Chaz Schilens is tired of Warren Sapp ripping the Raiders on NFL Network and Showtime’s Inside the NFL. “Warren Sapp is a fool,” Schilens told Vittorio Tafur of the San Francisco Chronicle. “That dude is stupid. He played for the Raiders 20 years ago, no one cares what he says, nobody likes him, he’s…