OKLAHOMA CITY – An amendment that would ban Oklahoma courts from considering international or Islamic law discriminates against religions and a Muslim community leader has the right to challenge its constitutionality, a federal appeals court said Tuesday. The court in Denver upheld U.S. District Judge Vicki Miles-LaGrange's order blocking implementation of the amendment shortly after it was approved by 70 percent of Oklahoma voters in November 2010. Muneer Awad, the executive director of the Council on American-Islamic Relations in Oklahoma, sued to block the law from taking effect, arguing that the Save Our State Amendment violated his First Amendment rights....