The Big Hit: Murph & Markus preview the 49ers vs Chiefs rematch on Sunday and break down the biggest matchups on both sides of the ball.

<p>The Big Hit: Murph &amp; Markus preview the 49ers vs Chiefs rematch on Sunday and break down the biggest matchups on both sides of the ball.</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>

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