PBS News Hour

What has changed with legalized marijuana -- and what hasn't

Across the country, more state laws are aligning with voter attitudes about recreational use of marijuana. The wave of cannabis legalization has had a significant influence on individuals, communities and governments, and driven the development of a burgeoning commercial industry. William Brangham begins our series on marijuana with a look at what has changed in states that have legalized it.

What has changed with legalized marijuana -- and what hasn't

5m 33s

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