didn't realize right away what an enormous out pouring of grief there would be. >> there's not just the queen's under estimation, everybody under estimated. >> the next day, two-and-a-half billion people watch on tv and on the streets of london as diana's coffin is carried to west minister abbey for her funeral. her young sons walking solemnly behind. >> diana was the very essence of compassion of duty of style, of beauty. someone with a natural mobility who was classless and who proved in the last year that she needed no royal to continue to generate a particular brand of magic.