(December 9, 2019, 9:02 AM EST) -- WASHINGTON, D.C. — Native American groups and an Indian tribe urged the U.S. Supreme Court in recent amicus curiae briefs to grant review of interpretations of the Indian Gaming Regulatory Act (IGRA) that have blocked two Texas tribes from opening gambling businesses (Alabama-Coushatta Tribe of Texas v. Texas, No. 19-403, U.S. Sup.)....