where the air is changed every 20 minutes or so to properly maintain the woollen cloth. it is kept at a temperature of 65 to 68 degrees, which is best for the fabric. the suit story, a perfect ending for a first lady who craved privacy after so much pain. randy kaye, cnn, los angeles. >> there is such indelible images and the colors are so bright. even when it's black and white i think you see the pink exploding off the screen. >> that was a really special thing about "time" magazine, the colors that they had of all of these images which is so vivid and so bright. >> i have to say the bright images of that day are symbolic and emblem mattic of a way the colors are muted after that horrible act happened. this is all before. >> i didn't know the story of her suit. it really is remarkable. stay with cnn. we will bring you live coverage of anniversary events that are