When Richard Kirk murdered his wife in 2014, the case was stunning. Recreational marijuana had been newly legalized in Colorado. Marijuana edibles were for sale and accessible. He bought one to try. And then he killed his wife, Kris. In this 35-minute podcast investigation, ‚ÄúMarijuana Murder?‚Äù radio producer Leigh Paterson and television reporter/producer Lori Jane Gliha worked together to obtain a long sought-after, exclusive interview with the killer and to explore new scientific research linking marijuana edibles to hallucinations and other psychiatric effects.