Exclusive: Papers to be published on Monday cast doubt on assurances provided by senior Whitehall officials Embarrassing WhatsApps, but no vetting report: what will be in the new release of Mandelson files? If you have something to share about this story, you can contact Henry using one of the following methods: The Guardian app has a tool to send tips about stories. Messages are end to end encrypted and concealed within the routine activity that every Guardian mobile app performs. This