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Brain Wars: Kenny Eastridge
1m 18s
He served two combat tours in Iraq and was exposed to several bomb blasts
FRONTLINE explores and illuminates the critical issues of our times - from business and health to social issues, politics and war.
Video description: The bulk of the marijuana consumed in the U.S. used to come across the border. Now, more than half is believed to be home grown in California, where an enormous black market has emerged under the cover of the state's medical marijuana law.
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