49ers-Chargers reaction, Brock Purdy, McCaffrey rumors & defense concerns | Richard Sherman & David Lombardi

Richard Sherman and David Lombardi discuss the San Francisco 49ers' preseason, including Brock Purdy's connection with De'Zhaun Stribling, Jacob Cowing’s performance vs. the Los Angeles Chargers, Christian McCaffrey’s hold-in rumors, and rookie Kaelon Black’s potential role.

They also discuss Nick Bosa and Fred Warner leading the Niners’ defense; Osa Odighizuwa’s interior pass rush; Jaden Dugger and Upton Stout in training camp; Raheem Morris' scheme; offensive-line issues at left guard and center; and Week 1's matchup against Matthew Stafford, Puka Nacua, Davante Adams, and the Rams in Australia.

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