The phrase isn’t “children who are poor”, it’s “children living in poverty.” Which yes primarily counts children living with poor parents, but could also count

The phrase isn’t “children who are poor”, it’s “children living in poverty.” Which yes primarily counts children living with poor parents, but could also count runaway children, children living as wards of the state in bad conditions, etc. Either way, it’s defined as children in living conditions that don’t have enough resources to meet a minimal acceptable standard.