Calvin Johnson Hall of Fame speech, best positional battles in Lions preseason

Hall of Fame weekend saw Detroit Lions legends Calvin Johnson and Alex Karras enter the Pro Football Hall of Fame, and the POD crew reacts to the big night for both men. They also break down the best position battles to be waged as the team prepares for its preseason schedule. Plus, the latest on national media's attention on Dan Campbell's excitement over a little training camp skirmish. Learn more about your ad choices. Visit megaphone.fm/adchoices