President Trump came into office promising to save coal and coal jobs. Instead, the industry has continued to slide. The question now is--how far will it go?

The coal industry once employed hundreds of thousands of workers. Now, it's just about 50,000. And eight coal companies have declared bankruptcies in the last year. The latest is Murray Energy, the biggest privately held coal mining company in the country. 

We check in on the state of the coal in the Trump era with Taylor Kuykendall who covers the industry for S&P Global Market Intelligence.