By Wednesday, Jan. 25, the number of “rogue” Twitter accounts that claimed to be unofficially posting on behalf of federal agencies had grown to 14. By Wednesday, Jan. 25, the number of “rogue” Twitter accounts that claimed to be unofficially posting on behalf of federal agencies had grown to 14. At least 24 Twitter accounts claiming to be posting unofficially for federal agencies sprouted like mushrooms overnight following an isolated incident in which a former employee of the National Park Service took over one of its Twitter accounts and posted four tweets about climate change on Tuesday. The Badlands, South Dakota, National Park tweets were promptly deleted but copycats soon followed.