Marcus Smart injury update: Celtics guard doubtful Wednesday vs. Pistons after hurting ankle in 48-point win | CBS Sports Headlines Marcus Smart injury update: Celtics guard doubtful Wednesday vs. Pistons after hurting ankle in 48-point win Smart took both free throws before heading to the locker room ESN FeedsThis post … Continue reading Marcus Smart injury update: Celtics guard doubtful Wednesday vs. Pistons after hurting ankle in 48-point win