Jayson Tatum delivered an impressive performance, scoring 33 points as the Boston Celtics handed the Cleveland Cavaliers their first loss of the season, snapping the Cavs' 15-game winning streak with a 120-117 victory. While the game was significant for Cleveland's perfect start and their impressive run, it also served as a crucial test against the defending champions. The matchup allowed the Cavaliers to gauge their standing in the league as they faced off against a formidable opponent.