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How to know if your expensive wine is fake

How to know if your expensive wine is fake

Last Updated: May 25 2015 | 4:17 PM IST

Maureen Downey has become a top wine fraud investigator, helping to rid the wine industry of counterfeit and stolen wine. Downey met Bloomberg at Wingtip in San Francisco, where she showed us how to tell if that $200,000 bottle in your cellar is a fake.