Sportsbooks change prop rules after Porter banLos Angeles Clippers players listen to the national anthem before an NBA pre-season basketball game against the Dallas Mavericks at Intuit Dome in Inglewood, Calif., Monday, Oct. 14, 2024. (Jae C. Hong/AP) | October 18, 2024, 6:18 PM0October 18, 2024, 6:18 PM0Comments are turned off for this story.