Many governments have become involved in the activities of terrorists. How do we handle this? You can ask sources questions like, ‘My interviews so far have produced conflicting views on whether…?’ ‘My editor insists I do not leave without asking you...?’. Shake the tree, but do not lie, or identify other sources. For example, you may say: ‘It might interest you to know that another source told me he saw you...’ or ‘There is a rumour you have but we all know how unreliable rumours are.’ ‘What are your proposals for...?’.