12-5 Dirty Work Hour 4: A sound soiree featuring Bobby Marks & Jonathan Gannon, plus Larry Krueger on the 49ers getting reinforcements & we put the week to bed

12-5 Dirty Work Hour 4: A sound soiree featuring Bobby Marks &amp; Jonathan Gannon, plus Larry Krueger on the 49ers getting reinforcements &amp; we put the week to bed

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.