They might not like it but gay couples have a constitutional right to marry in all 50 states. No sane person wants to re-litigate the matter because it only affects those thus wed. Now we all know that the Church is upset over all this equality. However, when it comes to public policy, the Church is more irrelevant than NOM.
The ad, by the way, is attributed to the NOM Victory Fund. I'll have to check to see if that is a 527. More likely that, too, is make believe. It is sure to propel Trump to victory in South Carolina.