MICHAEL JOHN MANNCHEN CMSgt U.S.A.F. (Ret.) Of Waldorf, MD passed away on Saturday, July 13, 2013 at the Johns Hopkins Hospital. Loving husband of Holly Mannchen; devoted father of Scott (Stacey) Mannchen, Lindsay (Patrick) Cox and Garrett Mannchen; dear brother of Steve (Nancy) Mannchen; grandfather of Amber, Austin and Abigail; uncle of Joseph and Julie. He is also survived by other nieces; nephews; relatives and friends. Friends may visit with the family on Tuesday, July 23, from 2 to 4 and 6 p.m. until time of Service 7 p.m. at LifeStream Church of the Nazarene, 5105 Leonardtown Rd., Waldorf, MD 20601. Inurnment Arlington National Cemetery at a later date.