Happy Anniversary! Published Feb. 8, 2011 By Senior Airman Joshua J. Seybert 911 AW/PA PITTSBURGH IAP ARS -- Chief Master Sgt. Christopher Dunn, 911th Aircraft Maintenance Squadron aircraft maintenance superintendent, reenlists in the Air Force Reserve for two more years, Feb. 6. Chief Dunn was reenlisted by his wife Capt. Tanaka Dunn, 911th Airlift Wing process manager, on their 18th wedding anniversary.