[NBC Sports Boston] - Celtics-Nuggets takeaways: ‘Preseason P' returns in C's win

The reigning NBA champion Boston Celtics picked up where they left off with in Abu Dhabi. Denver started hot and took a seven-point lead into halftime, but Boston found its groove defensively over the final two frames. After allowing 32 and 31 points in the first two quarters, the C’s allowed only 40 total points in the second half. Unsurprisingly, Joe Mazzulla’s group didn’t hesitate to fire away from deep. The Celtics attempted a whopping 61 3-pointers and made 20 of them (32