McDonald’s is facing a federal lawsuit that alleges its AI-enhanced pricing tool violates antitrust laws because it shares nonpublic data with franchisees who might be competing in the same market. The lawsuit, which was filed Friday in Illinois, said McDonald’s pricing tool uses artificial intelligence to collect data that competing franchises wouldn’t normally share, like store-level sales. The Chicago-based burger giant has said it makes the tool available to U. S. franchisees to help...