Nicholas Witchell sets the scene from the Cenotaph in Whitehall for one of the most solemn moments in our national life. You can hear all the traditional music of Remembrance, from Rule Britannia and Heart of Oak, to Nimrod, the Supreme Sacrifice and, afterthe chimes of Big Ben, the Last Post. The March Pastfollows, during which former BBC Defence Correspondent Christopher Lee shares with those who fought in the Battle of Britain, memories of friends who did not return. Producer Philip Billson