Each year in the United States, nearly 700,000 kids are part of a system that is largely invisible to many of us: the foster care system. When we think about child welfare, we might first think of agencies and caseworkers and formal policies. But what about the families - both relatives and strangers - who welcome these children into their homes? This episode shares the lens of two families who have learned firsthand what it means to invest in children through foster and kinship care.