Mazzulla says Porzingis is "progressing well and working really hard to get back”

Here's the latest on the Porzingis return watch:

No setbacks is huge. It's looking like Porzingis will be available for Game 1 next Thursday, but the Celtics don't benefit anyone but their Western Conference opponent to announce this. Also "stuff" can happen in a week's time, so it likely won't be announced for sure until game day.