Changes in China: Koppel investigates

• Story Highlights
• New series shows how China has changed in ways obvious and not-so-obvious
  
• Ted Koppel reports from the field in the four-part series for Discovery Channel
  
• Estimates are that by 2030, China will have more cars on the road than the U.S.
  
• Discovery Channel's "The People's Republic of Capitalism," debuts Wednesday
  
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