LONDON (AP) — The challenge for King Charles III when he embarks on next week's state visit to the U. S. is, as always, to live up to his mother’s example. The late Queen Elizabeth II wowed Congress in 1991 with a speech that celebrated the shared democratic traditions of Britain and the United States, quoted Abraham Lincoln, Franklin D. Roosevelt and Ralph Waldo Emerson, and highlighted the deep bonds between the two nations. Those themes will also be at the top of Charles’ agenda as he...