"The Trump administration has said the moratorium is necessary to protect against terrorism until more stringent vetting measures on new arrivals can be put into place.
The 9th Circuit will not be deciding on the constitutionality of Trump's executive order but only whether it should be enforced while litigation over it proceeds."
Procedural -- however a TRO can only be ordered when there is a resonable chance of success.
6.3 Motions Practice | Federal Practice Manual for Legal Aid Attorneys
It ain't over until it's over -- Trump shot his big mouth off at the Court and got fucked 3-0