60 Minutes — Episode 4: Rare Earth Elements, Ending Life, All-American

You are watching the episode Rare Earth Elements, Ending Life, All-American Modern life's devices under China's grip? Lesley Stahl reports; then, Anderson Cooper on the end-of-life debate and a controversial case; and, Morley Safer profiles a billionaire investor who's pledging a good part of his fortune to save America's history.