South Korean mine could soon supply the U.S. with a critical mineral – CBS News

Sangdong mine, South Korea — Nestled deep in the mountains of South Korea, in a remote part of the country’s east, is one of the world’s largest …

​Sangdong mine, South Korea — Nestled deep in the mountains of South Korea, in a remote part of the country’s east, is one of the world’s largest …    Read More