Hour 2: Murph & Markus continue to take calls from 49ers fans and react to 49ers LB De'Vondre Campbell refusing to play. 

<p>Hour 2: Murph &amp; Markus continue to take calls from 49ers fans and react to 49ers LB De'Vondre Campbell refusing to play.&nbsp;</p>

Every weekday morning, KNBR listeners join Brian Murphy and Markus Boucher from 6am-10am only on KNBR!

<p>Every weekday morning, KNBR listeners join Brian Murphy and Markus Boucher from 6am-10am only on KNBR!</p>