President Joe Biden deserves much praise for another excellent speech Wednesday, vowing in Tel Aviv to stand by Israel and deploring the “pure, unadulterated evil” of Hamas’ Oct. 7 attack. Yet what’s his plan for dealing with Iran, which grows ever more threatening by the day? “You are not alone,” Biden told suffering Israelis: “As long as the United States stands . . . we’ll not let you ever be alone.” Hear, Hear. It would a monumental betrayal for Washington’s support for Israel, one of America’s closest allies, to waver in its hour of need. During the Holocaust, the prez...