On episode 39 of the Necessary Roughness podcast with former NFL O-linemen TJ Lang and Jon Jansen: 

- How TJ and Jon spent their Fourth of July weekend

- TJ is not a fan of fireworks. Is he becoming a grouchy old man?

- Lions are changing to a 4-3 look on defense. Is this the best option for Detroit?

- Why this new defense will help the Lions’ personnel

- A new beef for TJ and Jon? CBS Sports released its NFL coaching rankings. Is Dan Campbell ranked too low?

- How Campbell has learned from his mistakes last season

- The Big Ten has added USC and UCLA. What does this mean for college football?

- Will Notre Dame ever join the Big Ten?

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