What is really going on at pop-up auctions offering high-value items

Signs advertising "exceptional high value" have popped up along busy roadways throughout Chicago — maybe even your neighborhood — promising items like Rolexes, "fine jewelry" like diamonds, rubies and emeralds, and "fine art" by internationally known artists. But is fine art or jewelry really for sale at such auctions? Dorothy Tucker takes is inside to see what’s really going on.