District of Columbia Joins Department of Justice in Suit to Stop Anti-Competitive Airlines Merger

13-Aug-2013 The District of Columbia, with the U.S. Justice Department and six states, has sued to block the proposed merger of US Airways and American Airlines, D.C. Attorney General Irvin B. Nathan announced today. The joint complaint, filed in the U.S. District Court for the District of Columbia, alleges that allowing this merger to create the world's largest airline would likely harm competition and consumers in violation of federal antitrust law.