defence. in those cases, where those criteria were met, guidelines suggested we should potentially investigate further and end up giving people tickets. we have a long established and effective working relationship with the cabinet office, who have an investigative capability. and, as you well know, they have been carrying out an investigation over the last few weeks. what i can tell you this morning is that, as a result, firstly of the information provided by the cabinet office enquiry team and secondly, my officers' own assessment, i can confirm that the met is now investigating a number of events that took place at downing street and whitehall in the last two years