Now Playing: 06-25-12 Marketplace

The Supreme Court made their decision on Arizona's immigration law. Much of the bill was struck down, but are business owners and undocumented immigrants still wary? We also look at what would happen if health care reform was struck down by the Supreme Court. Meanwhile, Miami's condo market is hot right now. Kai Ryssdal talks to author John Lanchester, whose new book, Capital, is about the housing bubble in England. And in the latest installment of Conversations from the Corner Office, Foursquare co-founder and CEO Dennis Crowley talks about social media and technology in culture today.