With years of reduced rain and snow now predicted, Mayor Eric Garcetti wants to reduce LA's dependence on imported water. He also wants to cut water usage by 20% in less than two years. But efficiency and conservation won't be enough. Garcetti says the City that once rejected what was called "toilet to tap" is now ready to recycle wastewater — like Orange County already does. Can LA capture the rain that does fall instead of washing it out to sea?