The potential impacts of mining rare minerals from the ocean floor

Along certain parts of the ocean floor lies a bounty of rare minerals and metals, critical components for batteries, electric cars and other electronics. But mining for them in the deep sea is a controversial and potentially destructive process. Special correspondent Willem Marx joined William Brangham to discuss how the Trump administration is considering pushing ahead with the practice. PBS News is supported by - https://www.pbs.org/newshour/about/funders