The U.S. Supreme Court agreed Tuesday to hear a case involving whether schoolchildren can be allowed to recite the Pledge of Allegiance voluntarily, putting a family's custody dispute at the forefront of a constitutional legal battle. At issue is whether the Pledge of Allegiance should be banned from public schools for its use of the words "under God." Constitutional scholars have debated for years whether the pledge serves as both a patriotic oath and a form of public prayer. Court argu...