This is the case currently pending in the United States District Court for the Middle District of Pennsylvania. The plaintiffs and the United States have filed cross-motions for summary judgment, and the court has already hear argument on those motions
On August 19, the plaintiffs filed a supplemental brief, discussing in particular the Eleventh Circuit's decision in Florida v. HHS. You can find that brief here.
On Tuesday, the United States responded to the plaintiffs' supplemental brief. As astute reader Mark Regan points out, this is the DOJ's first extended, public response to the Eleventh Circuit decision. You an find the United States's brief here.