Joel Embiid battered the Celtics’ interior, fouled out Tristan Thompson and Grant Williams, while Daniel Theis proved ineffective at stopping Embiid from reaching the free throw line in crunch time. Embiid dropped 42 points and willed the 76ers to a 117-109 win. Could Robert Williams III be the answer if his growth continues? How about Tacko? The Garden Report debates the center position and how Thompson continues to disappoint where Boston needs him most.