Five months after the intoduction of legislation to arrange for President Donald Trump's face to be added onto Mount Rushmore, the National Park Service weighed in to explain how it cannot be done.

Five months after the intoduction of legislation to arrange for President Donald Trump's face to be added onto Mount Rushmore, the National Park Service weighed in to explain how it cannot be done.

In this StoryCorps, two park rangers recall being part of a team specially trained to brave the heights and wash the four faces of the presidents on Mt. Rushmore — something no one had ever ...