The Solicitor General has filed the United States's response to the plaintiffs' cert petition in Thomas More Law Center v. Obama (No. 11-117), and it is urging the Court to hold the petition pending the Court's resolution of the government's petition for certiorari in HHS v. Florida. This position was entirely expected in light of the government's filing of its cert petition earlier today.
You can access the government's response here.
And Lyle Denniston has updated coverage of the government's response brief at SCOTUSblog, which you can find here.