Pittsburgh Steelers second-round pick Joey Porter Jr. is going to make an impact during his rookie season, but the question is how much. With Patrick Peterson and Levi Wallace currently looking like the starters at outside cornerback, Porter is likely going to have to surpass someone on the depth chart to start right off the bat. Steelers defensive coordinator Teryl Austin, who’s had a lot of experience coaching young and rookie cornerbacks in the league, talked during the team’s mandatory minicamp today about what he’s going to need to see from Porter to know when he’ll be ready for a significant role.