The Mavericks on Tuesday named Casson, 51, as team president. Casson will report to CEO Rick Welts and oversee most of the day-to-day business operations.

NBA Finals: 5 takeaways as Mavericks rout Celtics to force Game 5 Luka Doncic sets the tone with a 25-point 1st half and finally gets some help to send the NBA Finals back to Boston.