The highest ranking U.S. commander in Europe told Congress what has been obvious for decades—that bombing civilians is an evil and inhumane tactic that only leads to more long-term problems.   “What I’ve observed over the course of studying air power in history is that any time you attack a civilian population, you usually end up finding that it just hardens their resolve,” Air Force General Alexus Grynkewich told the Senate Armed Services Committee at a Thursday hearing regarding Russian