Joel Embiid injury update: 76ers star center 'doubtful' for Game 1 vs. Celtics due to knee injury | CBS Sports Headlines Joel Embiid injury update: 76ers star center 'doubtful' for Game 1 vs. Celtics due to knee injury Embiid missed the closeout game of Philadelphia’s first-round win over Brooklyn ESN … Continue reading Joel Embiid injury update: 76ers star center 'doubtful' for Game 1 vs. Celtics due to knee injury