Memorandum Of Decision Signed On 4/11/2013, Re: Motion to Authorize - Motion of Debtors for Entry of Order Pursuant to 11 U.S.C. §§ 105(a), 363(b), and 503(b) Authorizing and Approving (I) Merger Agreement Among AMR Corporation, AMR Merger Sub, Inc., and US Airways Group, Inc., (II) Debtors' Execution of and Performance Under Merger Agreement, (III) Certain Employee Compensation and Benefit Arrangements, (IV) Termination Fees, and (V) Related Relief (related document(s)6800)