The U.S. Court of Appeals for the Fifth Circuit issued this order in the case of schizophrenic Texas murderer Scott Panetti:

We STAY the execution pending further order of the court to allow us to
fully consider the late arriving and complex legal questions at issue in this
matter.¹ An order setting a briefing schedule and oral argument will follow.

1. See 28 U.S.C. § 2251(a)(3); McFarland v. Scott, 512 U.S. 849, 858 (1994).

See also my prior posts here and here.

Nathan Koppel has this article in the WSJ.  Dustin Volz has this article in the National Journal.