Former Michigan standouts Jabrill Peppers and Jourdan Lewis can attest to that, and they jokingly hypothesized that Chargers wide receiver Mike Williams abruptly retired because he couldn’t stand another day of Harbaugh training camp.

The Los Angeles Chargers have placed veteran receiver Mike Williams on the physically unable to perform list to begin training camp, per Ian Rapoport of NFL Network.

Teams with the highest percentage of players returning to the roster in 2025 (PS players not included)1. Broncos- 86.0%2. Packers- 84.5%3. Bills- 84.2%4. Lions- 80.0%5. Bengals- 79.1%6. Bucs- 78.1%7. Cowboys- 77.9%8. Rams- 77.0%9. Giants- 76.8%10. Commanders- 75.9%