In 2009 three young men were killed in a remote area of Yellowstone National Park. Only hours later, Dwayne Nelson walked into a ranger station miles away and confessed to the crime. Despite his detailed confession, Nelson went free because of a loophole in the American Constitution. Documentarian Julian T. Pinder travels to Yellowstone in a chase for truth behind a crime that should have rocked the nation. How did the United States Constitution let a guilty man go free?