CBC reported last week that Johnston had hired Navigator to provide communications advice and support when the former governor general began his probe of foreign interference in Canadian politics. Citing an anonymous source, the Globe's story suggests that Independent MP Han Dong also hired Navigator for a short time. CBC has not independently confirmed that Dong hired Navigator. Fin du widget Widget. Along with Navigator, Johnston also hired the Ottawa-based communications company RKESTRA to provide media relations support related to the release of his first report.