PBS NewsHour

'Clearing the Smoke': The Benefits, Limits of Medical...

Clip: 08/23/2011 | 10m 7s

Sixteen states have passed laws that allow patients to use medical marijuana to treat side effects of various illnesses, but now some are moving to either limit or repeal those laws. Anna Rau of Montana PBS reports.

Aired: 08/23/11 | Rating: NR

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