Donald Trump was asked twice to share specifics on his economic plans, but offered none. Instead, the Republican presidential nominee who recently helped launch his family’s new cryptocurrency venture attacked his Democratic opponent and rambled about the Presidents of Russia and China, while vowing to cut the cost of energy without stating how that would happen. In an interview that aired Sunday on the Sinclair network, which broadcasts under local affiliates of Fox News, ABC, CBS, and NBC, “Full Measure” host Sharyl Attkisson asked Trump: “What are the specific mechanics of how prices come d…