Mexico and the United States may not agree on a border wall, but the countries did just sign a historic agreement over water. A water resources expert says what it means for Colorado and for conservation in Mexico, which lags way behind. Then, during the Cold War, Rocky Flats made plutonium triggers for nuclear bombs, and property values for nearby residents plummeted. Now, those residents are getting compensation for their financial loss. And, we remember a poet from Denver who had Down Syndrome and later developed Alzheimer's Disease. Her family donated her brain to the University of Colorado Medical School at the Anschutz Medical Campus so scientists can study the link between the two conditions. Also, the debate over using marijuana in social settings.