FILE - This July 23, 2010, file photo shows Gen. Stanley McChrystal reviewing troops for the last time as he is honored at a retirement ceremony at Fort McNair in Washington. Speaking out for the first time since he resigned, retired Gen. Stanley McChrystal writes in a new memoir that he takes the blame for the Rolling Stone article that ended his Afghan command and army career, including for the unflattering comments attributed to his staff about the Obama administration. (AP Photo/J. Scott Applewhite, file)