Houston lies devastated by flood waters from Hurricane Harvey. Monsoon flooding has decimated parts of India, Bangladesh, and Nepal. Three more hurricanes at the same time left islands demolished and major portions of Florida without power. A once-in-a-century earthquake measuring 8.2 in Mexico buried people alive in some of the poorest areas. North Korea is threatening to obliterate us. And then there’s the news story few are hearing: four of the worst famines since WW II are ravaging South Sudan, Somalia, Yemen and Nigeria, putting 20 million people at risk of starvation, nearly half of whom are children, at a time when the U.S. talks of cutting back on aid.…