The President of the United States of America, authorized by Act of Congress, July 2, 1926, takes pleasure in presenting a Bronze Oak Leaf Cluster in lieu of a Second Award of the Distinguished Flying Cross to Captain Duncan Wilmore (AFSN: FR-59435), United States Air Force, for extraordinary achievement while participating in aerial flight as an RC-135 Electronic Warfare Officer, 24th Strategic Reconnaissance Squadron, 6th Strategic Wing, Eielson Air Force Base, Alaska, from 23 September 1968 to 22 May 1969. During this period he demonstrated exceptional initiative, perseverance and professional skill in the accomplishment of missions flown under extremely hazardous conditions. The accomplishment of these missions resulted in the obtaining of new intelligence information of such magnitude as to be of vital interest to the intelligence agencies of the United States. The professional competence, aerial skill and devotion to duty displayed by Captain Wilmore reflect great credit upon himself and the United States Air Force.