Voice of the Cal Bears & 49ers fill-in play-by-play announcer, Justin Allegri joins the show to preview 49ers @ Texans on Sunday & Cal's big game against Virginia Tech

<p>Voice of the Cal Bears &amp; 49ers fill-in play-by-play announcer, Justin Allegri joins the show to preview 49ers @ Texans on Sunday &amp; Cal's big game against Virginia Tech</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>