Host Eric Liu says "neighbor power" matters. Those who study relationships refer to it as "social cohesion." And according to a recent civic health report, Seattle ranks low on the national scale. Many Seattleites don't know their neighbors or share favors. Liu examines what it means to be a good neighbor and how fostering relationships at the neighborhood level helps the broader community. And hear from local residents who are part of the team cleaning and restoring the Duwamish River. Plus, Seattle's Department of Neighborhoods shares innovative ways to build neighbor power.