A frenzy of shoppers waited in lines overnight across the U.S. in hopes of getting their feet into Nike's new Air Jordan 11 Retro Concords. In a couple of cities police were called to restore order. The new Air Jordan 11 Retro Concords take a page from the orginals that Michael Jordan donned on NBA courts. Here's a retrospective look through some of best and worst incarnations of the iconic sneakers.