Security tight for Thatcher funeral
A security operation involving more than 4,000 police officers is getting under way for the funeral of former UK Prime Minister Baroness Thatcher.
Lady Thatcher's coffin will travel from Westminster and be taken in procession through central London for the funeral at St Paul's Cathedral at 11:00 BST.
Some 2,300 people, representing 170 countries, are expected to attend. The Queen will be among them.
Andy Moore reports.