The past two years of war brought death and destruction to the Middle East, but they also created remarkable openings for change in Gaza, Lebanon, Syria and Iran. Sadly, those opportunities might be squandered because of mishandling and delay by the United States, Israel and the Arab states. “Everything is stuck,” a senior Israeli defense official told me this week. Because diplomats have failed to capitalize on the disarray of Iran and its allies, “all the fronts in the Middle East are still