The Green Bay Packers debuted their new defense Saturday, August 15, by shutting out the Cleveland Browns.Granted, Cleveland is no offensive powerhouse, and helped the Packers by getting called for holding on a 31-yard field goal after their first possession, then missing the re-try. But the Packers held them to just 191 total yards and just 59 rushing, the one supposed weakness of the 3-4 defense.In addition, the Packers generated four interceptions and three sacks for 20 yards, including on...