If there's one thing the Pittsburgh Steelers and Chicago Bears have in common, it's a major issue at cornerback. The Bears have been hit hard by injuries at the position, and especially in the wake of the injury to starting cornerback Jaylon Johnson, who is out indefinitely, leaving a lackluster starting duo of Tyrique Stevenson and Nahshon Wright. The Steelers' issue simply stems from poor play. Joey Porter Jr. hasn't taken the step forward Pittsburgh...