Moon dust-stained bag expected to fetch millions at auction

Neil Armstrong's giant leap for mankind onto the moon allowed him to make several small scoops there as well. Collecting lunar dust and rocks in a specially designed decontamination bag to bring home, the rocks became national treasures.The bag -- not so much. It was forgotten about until resurfacing three years ago on a government auction website that space enthusiast Nancy Carlson liked to check out. "I did see a bag that was described as a lunar bag," she said. "Flown. With a number on it. An