Submitted Photo When Senior Master Sgt. Robert D. Dooley, right, 5th Maintenance Squadron first sergeant, retired from the Air Force his son, Capt. Robert A. Dooley, left, of Ellsworth Air Force Base, S.D., officiated at the ceremony held at Minot AFB on Friday. In this photo by Airman 1st Class Jesse Jenny, they are holding the Certificate of Retirement signed by Col. Bradley Cochran, commander of the base’s 5th Bomb Wing, and Gen. David Goldfein, Air Force Chief of Staff. Senior Master Sgt. Dooley was joined by his family and friends to celebrate his retirement.