What happened: The Boston Celtics extended Fourth of July greetings to fans on Saturday as the United States celebrated its 250th birthday. The holiday message arrived with the NBA in its offseason.

Why it matters: Teams across the league used the milestone anniversary to connect with fans during a quiet stretch of the calendar. For Boston, the holiday falls amid an offseason of roster-building ahead of the 2026-27 campaign.

What to watch: Attention in Boston turns to the remainder of the offseason and preparations for the 2026-27 season, with summer league and training camp on the horizon.