A Mattie's Call has been issued for Joanne Howell, 70, who was last seen on Satellite Terrace in Ellenwood on Friday evening. (Credit: DeKalb County Police Department)The Brief DeKalb County police are searching for 70-year-old Joanne Howell, who went missing from Ellenwood on Friday evening. A Mattie's Call has been issued for a missing 70-year-old woman in Ellenwood. Authorities said she was last seen around 6 p.m. in the 3600 block of Satellite Terrace in Ellenwood. What we don't know:Authorities do not know what direction Howell went after she was last seen on Satellite Terrace in Ellenwood.