Horka (dpa / sn) - A live concert with possibly forbidden texts led to a major police operation in a forest in Horka (Görlitz district). Witnesses had led the emergency services to the area on Saturday night, the police said. Officers identified the identities of twelve men between the ages of 31 and 61. Subsequently, a complaint was made about the use of license plates of unconstitutional organizations. The investigation is being conducted by the Department of State Security.