Medical marijuana is legal in 23 U.S. states, and Utah is now considering whether it should be an option for patients here. Two bills are working their way through the legislature. The more controversial is sponsored by Republican Senator Mark Madsen. It proposes making the whole plant - including the psychoactive chemical THC - available. Wednesday, we’re talking about the bill and the politics around it. We’ll also break down the science to analyze the benefits and risks of medical marijuana.