Nearly one year after being tasked by the Supreme Court of the United States to re-examine a 2024 ruling that the Horseracing and Safety Integrity Act (HISA) is partially unconstitutional, the U.S. Court of Appeals for the Fifth Circuit on Thursday issued a new opinion that essentially came to the same conclusion that the three-judge panel had reached two years ago: Even though HISA's rulemaking structure is constitutional, its enforcement provisions are not. The case dates to a 2021 lawsuit spearheaded by the National Horsemen's Benevolent and Protective Association (NHBPA)...