Now Playing: 07-30-12 Marketplace Mid-day Update

Lawyers from the two biggest smartphone producers in the world will be in federal court in San Jose, Calif., today. Samsung is being sued by Apple for more than $2 billion in damages, as well as an injunction to stop the sale of Samsung's smartphones and tablets. And we are now 99 days away from the election. One of the key themes of the campaign up to this point has been income inequality, but President Obama's former top economic adviser Larry Summers says that's not the debate we should be having. Instead, we should focus on inequality of opportunity.