Eighty years after the German invasion of Poland that started World War II, we speak to a historian about the toll the conflict took on the country. Also, for nearly six weeks, coal miners in eastern Kentucky have been blocking a train car full of coal from a company they say owes them thousands of dollars each in backpay. Host Jeremy Hobson speaks with one of the miners. And there are new clues as to what might be causing the rapid onset of illnesses striking some individuals who used …