Patrons at a marijuana store celebrate its opening in January. (credit: CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
Sean Azzariti, a veteran of the Iraq war, prepares to make the first legal recreational marijuana purchase in Colorado from advocate Betty Aldworth at the 3-D Denver Discrete Dispensary on January 1, 2014 in Denver, Colorado. Legalization of recreational marijuana sales in the state went into effect at 8am Wednesday morning. (Photo by Theo Stroomer/Getty Images)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit: CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
Head of security Kurt Britz checks a driver's license at the 3-D Denver Discrete Dispensary on January 1, 2014 in Denver, Colorado. Legalization of recreational marijuana sales in the state went into effect at 8am Wednesday morning. (Photo by Theo Stroomer/Getty Images)
Legal Sale Of Recreational Marijuana Begins In Colorado
Tyler Williams of Blanchester, Ohio selects marijuana strains to purchase at the 3-D Denver Discrete Dispensary on January 1, 2014 in Denver, Colorado. Legalization of recreational marijuana sales in the state went into effect at 8am Wednesday morning. (Photo by Theo Stroomer/Getty Images)
Legal Sale Of Recreational Marijuana Begins In Colorado
(File photo. Credit: CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
A man smells some legal pot in a store in Colorado. (credit: CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit: CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
Lynne Johnston of Los Angeles, California celebrates after purchasing marijuana products at the 3-D Denver Discrete Dispensary on January 1, 2014 in Denver, Colorado. Legalization of recreational marijuana sales in the state went into effect at 8am Wednesday morning. (Photo by Theo Stroomer/Getty Images)
Legal Sale Of Recreational Marijuana Begins In Colorado
Head of security Kurt Britz (L) checks the driver's license of Adam Hartle of Jacksonville, Florida at the 3-D Denver Discrete Dispensary on January 1, 2014 in Denver, Colorado. Legalization of recreational marijuana sales in the state went into effect at 8am Wednesday morning. (Photo by Theo Stroomer/Getty Images)
Legal Sale Of Recreational Marijuana Begins In Colorado
(Photo by Theo Stroomer/Getty Images)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit; CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit; CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit; CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
Activist Brian Vicente speaks at a press conference held before the first official recreational sale of marijuana at the 3-D Denver Discrete Dispensary on January 1, 2014 in Denver, Colorado. Legalization of recreational marijuana sales in the state went into effect at 8am Wednesday morning. (Photo by Theo Stroomer/Getty Images)
Legal Sale Of Recreational Marijuana Begins In Colorado
Cannabis products are displayed for sale at the 3-D Denver Discrete Dispensary on January 1, 2014 in Denver, Colorado. Legalization of recreational marijuana sales in the state went into effect at 8am Wednesday morning. (Photo by Theo Stroomer/Getty Images)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit; CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit; CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
A sign is displayed outside the 3-D Denver Discrete Dispensary on January 1, 2014 in Denver, Colorado. Legalization of recreational marijuana sales in the state went into effect at 8am Wednesday morning. (Photo by Theo Stroomer/Getty Images)
Legal Sale Of Recreational Marijuana Begins In Colorado
Wearing green paint, Darren Austin (R) and his son Tyler wait in line to purchase marijuana at the 3-D Denver Discrete Dispensary on Jan. 1, 2014 in Denver. (credit: Theo Stroomer/Getty Images)
Legal Sale Of Recreational Marijuana Begins In Colorado
Louis Zerobnick of Denver, Colorado examines the grow room at the 3-D Denver Discrete Dispensary on January 1, 2014 in Denver, Colorado. Legalization of recreational marijuana sales in the state went into effect at 8am Wednesday morning. (Photo by Theo Stroomer/Getty Images)
Legal Sale Of Recreational Marijuana Begins In Colorado money
(credit; CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
Sean Azzariti, a veteran of the Iraq war, makes the first legal recreational marijuana purchase in Colorado from advocate Betty Aldworth at the 3-D Denver Discrete Dispensary on January 1, 2014 in Denver, Colorado. Legalization of recreational marijuana sales in the state went into effect at 8am Wednesday morning. (Photo by Theo Stroomer/Getty Images)
Legal Sale Of Recreational Marijuana Begins In Colorado
Sam Walsh, left, a budtender, and facility manager David Martinez set up marijuana products as the 3-D Denver Discrete Dispensary prepares to open for retail sales on January 1, 2014 in Denver, Colorado. Legalization of recreational marijuana sales in the state went into effect at 8am Wednesday morning. (Photo by Theo Stroomer/Getty Images)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit; CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit; CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit; CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit; CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit; CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit: CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit; CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit; CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit; CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit; CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
The Colorado and Washington chapters of the marijuana reform organization NORML have agreed to a cannabis-based bet to highlight the upcoming Super Bowl, which features respective teams from the two states that have legalized recreational use of marijuana. (credit; CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado
(credit: CBS)
Legal Sale Of Recreational Marijuana Begins In Colorado