commencement speech to harvard law students. >> our presidency has been debased by a figure who seemingly has a bottomless appetite for destruction and division and only a passing familiarity with how the constitution works and our article i branch of government, our congress, that's me, is utterly supline if the moral vandalism that flows from the white house daily. flake said the good news and the bad news cannot get much worse. >> that's something. a top north korean official calls the vice president a political dummy and says the u.s. risks a nuclear to nuclear showdown. will the sides still meet despite the rhetoric? we are live in seoul with the latest. melatonin is the body's own sleep ingredient.