Watch Celtics vs. Pistons: How to live stream, TV channel, start time for Friday's NBA game | CBS Sports Headlines Watch Celtics vs. Pistons: How to live stream, TV channel, start time for Friday's NBA game How to watch Celtics vs. Pistons basketball game ESN FeedsThis post was originally published … Continue reading Watch Celtics vs. Pistons: How to live stream, TV channel, start time for Friday's NBA game