Chris Mannix is a Senior NBA Writer for Yahoo! Sports and is a NBA Analyst for NBC Sports Boston. Twitter: @ChrisMannixYS<br /><br />TOPICS:<br /><br />1:30 Meet Adam Kaufman<br /><br />11:35 How do Celtics fix their defense?<br /><br />21:50 How much of the Celtics struggles is on Brad Stevens?<br /><br />26:00 What is Greg Monroe's role?<br /><br />35:20 Let's answer some tweets <br /><br />Available for download Sunday, February 18. Celtics Beat is powered by RX Bar.
