“The boy is 10 years old, but he doesn’t go to school. He [crawls] through pitch-black tunnels inside the makeshift mine, his fingers picking through the earth, collecting and sorting shards of mica … The minerals he picks up will soon make their way through an opaque supply chain from Africa to Asia before landing in millions of products — electronics, appliances, even trains — that wind up in America.” NBC News: How mica mined by kids in Madagascar ends up in products used by millions of Americans.