Hear it again: What's the story of Richland, Washington? It depends on who you ask.

How does a community define itself? And what happens when a community's foundational story intersects with a violent piece of American history? Those are questions director Irene Lusztig takes on in her new documentary "Richland" - about the community surrounding the Hanford Nuclear site in central Washington, which produced the plutonium used in the atomic bomb dropped on Nagasaki.