How heat is radically altering Americans' lives before they're even born – video

Even before a child is born in the US, their race plays a huge part in how they'll experience heat and pollution. It starts with America's history of racist housing policies that segregated families of color into undesirable neighborhoods – and we can actually see the effects of those policies today: lots of pavement, little green space, and ultimately more heat. Meanwhile, in areas where white families live, the neighborhoods tend to have a lot more trees and shade, which leads to le