49ers Linebacker Fred Warner joins Tom Tolbert & Adam Copeland to discuss how dominate the defense has been and can they keep it up with Brock Purdy at QB 

49ers Linebacker Fred Warner joins Tom Tolbert &amp; Adam Copeland to discuss how dominate the defense has been and can they keep it up with Brock Purdy at QB

Catch Dirty Work with Adam Copeland & Derek Papa every weekday from 2 p.m. - 6 p.m. on KNBR 104.5 / 680.

Catch Dirty Work with Adam Copeland &amp; Derek Papa every weekday from 2 p.m. - 6 p.m. on KNBR 104.5 / 680.

Dirty Work

Listen to Dirty Work with Adam Copeland and Derek Papa only on KNBR.

Listen to Dirty Work with Adam Copeland and Derek Papa only on KNBR.

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