04:30HARDtalkKatharine GunBBC World News Duration: 24 minutes Wed 16th Oct 2019, 04:30 on BBC News EuropeStephen Sackur talks to Katharine Gun, British Intelligence Whistleblower. Show more ContributorsInterviewer:Stephen SackurInterviewed Guest:Katharine GunGenresFactualBrandHARDtalk Source: BBC Online