1. How did the court of appeals go about determining whether the injunction should have been granted by the district court judge?
2. Why did the Ninth Circuit panel affirm the trial court?

Reinhardt, Circuit Judge:
May a public high school prohibit students from wearing T-shirts with messages that condemn and denigrate other students on the basis of their sexual orientation? Appellant . [who] was ordered not to wear [such] a T-shirt to school . appeals the district court’s order denying his motion for a preliminary injunction..