It's been exactly nine years since MPP provided me with a grant to move to Colorado and begin laying the groundwork for a future statewide ballot initiative to legalize marijuana. All of that work came to fruition yesterday when legal marijuana retail stores throughout the state opened their doors to begin selling marijuana to adults. I wanted to share one of my favorite pictures that I took of the first sale. This is Sean Azzariti, an Iraq war veteran with PTSD, who appeared in an Amendment 64 TV…