On episode 38 of the Necessary Roughness podcast with former NFL O-linemen TJ Lang and Jon Jansen: 

- NFL training camp is weeks away. Do Jon and TJ ever miss it in retirement?

- Lions' team-wide talent was ranked by ESPN. Where do they stand?

- Can Derrick Barnes take a big step this season? 

- Will a new defensive scheme help the Lions linebackers?

- Out of last year’s QB class, which player will improve the most this season?

- Why it might be a rough year for Justin Fields

- Who will win the Le’Veon Bell-Adrian Peterson boxing match? And who should be the favorite?

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