Letter to the Airmen performing nuclear deterrence operations for the AF Published March 30, 2011 By Minot Air Force Base Public Affairs MINOT AIR FORCE BASE, N.D. -- Secretary of the Air Force Michael B. Donley and Gen. Norton A. Schwartz, Chief of the Staff of the Air Force, recently sent a letter to all Airmen performing nuclear deterrence operations for the Air Force. To read the letter, click HERE.