NEW YORK - Bankrupt AMR Corp., the parent company of American Airlines Inc., on June 5 filed a declaration supporting its amended Chapter 11 reorganization plan that calls for the full satisfaction of general unsecured guaranteed claims by issuing new common stock in the company formed by the merger of American Airlines with US Airways Inc. (In Re: AMR Corp., No. 11-15463, Chapter 11, S.D. N.Y. Bkcy.).