LATEST: Tribunal chairman Peter Charleton asks anyone with relevant information to come forward in next two weeks

Update 1.55pm: Anyone with information relevant to the alleged smear campaign against Sergeant Maurice McCabe has been asked to come forward to the Disclosures Tribunal in the next two weeks.

Mr Justice Peter Charleton has called on people who may have information or may be a witness to the tribunal to come forward and submit a written statement to the inquiry.