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. A memoir by

 

              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. A memoir by
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. A memoir by retired Gen. Stanley McChrystal has been delayed pending security clearance from the U.S. Department of Defense. Portfolio announced Wednesday that McChrystal's "My Share of the Task" is still being reviewed by the Pentagon. McChrystal is the former commander of U.S. troops in Afghanistan. (AP Photo/J. Scott Applewhite, file)