Zaire, Evan Valenti, and Matt Ignal review the Celtics preseason victory over the Sixers.br br 0:30 What strides has Terry Rozier made over the summer?br br 9:00 Celtics rebounding improved this year?br br 13:30 How has Jaylen Brown looked in preseason?br br Follow us on Twitter: @CLNSRoundtable and Subscribe to the Boston Celtics Newsfeed!br br br Follow @CLNSMedia on Twitterbr Subscribe to CLNS Media YouTube Channelbr Download the free CLNS Media Mobile APP for Android & iOSbr br Support our sponsor:br Hello Fresh! Go to www.HelloFresh.com and use promo code BEAT30 for THREE FREE meals & Free Shippingbr br A Production of CLNS Media Network.