The United States Fifth Circuit Court of Appeals ruled Thursday that it won't treat a request made by the Horseracing Integrity and Safety Act (HISA) Authority to vacate a recent panel opinion and reinstate a stay pending appeal as an "emergency" that requires an expedited decision. The decision involves a lawsuit under appeal brought by the states of Louisiana and West Virginia, plus other "covered persons" under HISA, alleging unconstitutionality and federal rulemaking procedure violations. (Note: An earlier version of this story misidentified the plaintiff in the case. The National...