Donald Trump’s promise to end what he called the war on coal played a critical role in his presidential campaign. On a “King Coal” edition of “Truth, Politics and Power,” host Neal Conan asks what Trump has done in his first year in office to redeem his promise to revive the industry. We’ll also go to Appalachia to listen to the men and women whose jobs and way of life are threatened by cheaper, cleaner energy alternatives and mechanization; and we’ll learn about the critical role coal played as America emerged as an industrial and military power. It all started with delivering the mail.