Open this photo in gallery: First lady Jill Biden, right, watches as President Joe Biden speaks from the Oval Office of the White House, Oct. 19, 2023, in Washington, about the war in Israel and Ukraine.Andrew Harnik/The Associated Press As the 3-week-old Israel-Hamas war enters what Israeli Prime Minister Benjamin Netanyahu says could be a “long and difficult” new stage, President Joe Biden is calling on Israeli and Arab leaders to think hard about their eventual postwar reality. It’s one, he argues, where finally finding agreement on a long-sought two-state solution to the Israel-Palestinian conflict should be a priority. “There’s...