Webthe investigation began the way it so often does with cases of missing young people: Andrea was considered a runaway. There were no signs of forced entry,. Webandrea's family searched tirelessly for her, distributing hundreds of posters and listing her case with multiple state and federal missing persons registries, but to no avail. Fort walton beach, fl. Now, 28 years later, the. Webandrea durham went missing in february 1990. Fort walton beach, fla. Webtoday marks the 29th anniversary of the disappearance of andrea durham. Webandrea durham has been missing since feb. 1, 1990 after she disappeared from her family's ocean city apartment near fort walton beach. The sheriff's office says. Fort walton beach, okaloosa county, florida. Webandrea d'anne durham was 13 when she disappeared from her home on february 1, 1990 in fort walton beach, florida. She lived with her mother, roseanne sterling, and her 15.