Sister Mary Lou McKinney, age 78, formerly of Jefferson City, passed away Wednesday, November 10, 2010, at Nazareth Living Center in St. Louis, Mo. She dedicated her life as a St. Joseph nun. She worked most of her years in the St. Louis area. She was the only daughter of the late Margaret (Schoenauer) and Roy McKinney. Her maternal grandparents were the late Henry and Cunigunda Schoenauer. Paternal grandparents were the late Mike and Mammie McKinney. She is survived by several cousins. Memorial Mass was at Nazareth Living Center in St. Louis, on Monday, November 15, 2010.