Ruth D. Mast, 93, formerly of Knapp Lake, died at 6:15 p.m. Tuesday, Jan. 12, 2016, at Miller’s Merry Manor, Columbia City where she had been a resident since Oct. 2013. She was born July 7, 1922, in Fort Wayne, a daughter of George J. and Mary R. (Nebur) Doehla. Her formative years were spent …read more.