Days before Arkansas voters decide whether or not to become the first southern state to legalize marijuana for medicinal use, KATV’s Jason Pederson traveled to Colorado, where such use was legalized more than a decade ago. A two part series, Part One examines who can grow marijuana, who can sell it and who can buy it. It also looks at the impact marijuana usage has had on the state. Part Two focuses on the concept of using marijuana as medicine. These stories aired on KATV November 1 and Novembe