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Now Playing: 07-27-12 Marketplace Mid-day Update

The London Olympics begin today, and the eleven big corporate sponsors of the event will begin to bask in the global limelight. All that basking doesn't come cheap: All together, the sponsors have shelled out more than a billion dollars. Computer Hackers took over Las Vegas this week, as part of the Black Hat conference -- a gathering of hackers where they talk about the latest in security and security breaches. And after several years of sluggish advertising, the glossies have just posted ad sales for their all important September issues and the numbers are looking fat. With 658 pages of ads, it will be Vogue's thickest September issue since the financial crisis.