Ambassador Christopher Hill, who's negotiated with the North Koreans in the past, says negotiating won't get them to shut down their nuclear program. Then, all the talk of nuclear war lately got us wondering about those remaining fallout shelters around Denver. And, the northern neighborhoods of Globeville and Elyria-Swansea see potential in a community land trust to preserve affordable housing in the area. Plus, Elvis Presley -- the King of Rock n' Roll -- died 40 years ago this month. August 16, 1977. We listen to a story about his Denver friendships.