Day 21 of the Boston Celtics Newsfeed's 30-day preview series leading up to opening night of the 2017-18 NBA season.

Today, CLNS Newsfeed Manager Mike Walsh speaks with CLNS Media writer Vince Rodemer about Markelle Fultz vs Class of 2017, Ben Simmons' vision, Joel Embiid's dominance and the Philadelphia 76ers ceiling this season.

Visit CLNSRadio.com/boston-celtics-news for Rodemer's written preview.

Check out the Newsfeed's entire playlist of preview episodes at Youtube.com/CLNSMedia