"Three acorns and eighteen cents".
Tough luck if Robert Murray tries to sue John Oliver, Turner, or Time-Warner. Truth is an absolute defense against libel or slander, and the courts generally do not recognize libel or slander suits as appropriate means of protecting a self image.
http://money.cnn.com/2017/04/05/news/economy/donald-trump-coal-jobs/index.html?iid=ELDonald Trump promised coal jobs -- but it is hard to see how an industry that has lost 2/3 of its employment in twenty years will get those old jobs. President Trump can make life better for Bob Murray through tax cuts that will not create jobs -- just keep his take higher than ever.