The UK Supreme Court last month delivered an important judgment on the Reynolds (or public interest) defence to defamation actions in the case of Flood v Times Newspapers  UKSC 11.
You should read this judgment, which is available here on the Supreme Court Web site.
Hint: You might find it easier to start by reading the Supreme Court’s press summary of this judgment, which is available here.
There has already been a great deal of important commentary on this judgment, which is worth reading. See, in particular: