7-28 Dirty Work Hour 2: Giants make corresponding move to add Casron Wisenhunt to 40 man roster; what is your biggest concern heading into 49ers season?

7-28 Dirty Work Hour 2: Giants make corresponding move to add Casron Wisenhunt to 40 man roster; what is your biggest concern heading into 49ers season?

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.