17 year NFL doctor Dr. David Chao tells Tom Tolbert & Adam Copeland there's pros & cons for McCaffrey going to Germany

17 year NFL doctor Dr. David Chao tells Tom Tolbert &amp; Adam Copeland there's pros &amp; cons for McCaffrey going to Germany

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.