Katherine Estes Hixon, 84, Chattanooga, passed away peacefully on Tuesday, April 1, 2014. Graveside services will be held 11 a.m. Saturday, at Tennessee-Georgia Memorial Park. Visit www.heritagefh.com to share words of comfort with the family and view the memorial tribute. In lieu of flowers the family requests donations be made to a favorite charity. The family will receive friends 4-7 p.m. today at Heritage Funeral Home and Crematory, Battlefield Parkway.