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COMING UP: After Xfinity Monday Live is complete on CBS4, watch the live video segment "A Few More Minutes" with special guest Emmanuel Sanders -- exclusively on CBSDenver.com!

Christian Hopfer

Dr. Christian Hopfer talks with CBS4's Alan Gionet (credit: CBS)

CU Expert Says Marijuana Increases Risk Of Severe Mental Illness

With marijuana now legal in Colorado, CBS4’s Alan Gionet talked to an expert to find out what pot does to a person’s body.

02/13/2013

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