Hour 4: Murph & Markus debate why Kyle Shanahan's system has looked different this season, talk to Robert Griffin III, and close the show.

<p>Hour 4: Murph &amp; Markus debate why Kyle Shanahan's system has looked different this season, talk to Robert Griffin III, and close the show.</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>