What happened: NBA on Prime scheduled a doubleheader for its opening night broadcast on Oct. 23. The New York Knicks will face the Boston Celtics, and the Houston Rockets will play the San Antonio Spurs.

Why it matters: The opening slate pairs Eastern Conference contenders in New York and Boston alongside an intrastate Western Conference matchup between Houston and San Antonio to launch the network's season coverage.

What to watch: All four clubs will wrap up their preseason slates before tipping off the broadcast schedule on Oct. 23.