Editor’s Note: Jason Greenblatt was the White House Middle East Envoy in the Trump Administration. He is the author of “In the Path of Abraham” and director of Arab-Israel Diplomacy for the Jerusalem Center for Public Affairs. Follow him on X @GreenblattJD. The opinions expressed in this commentary are his own. Read more opinion at CNN. CNN — Israelis attending a music festival murdered in cold blood. Reports of women stripped naked and paraded by fighters in Gaza, toddlers kidnapped alongside Holocaust survivors, homes burst into by terrorists hunting down Jews. Naked bodies, mutilated bodies, dead bodies. Jubilant shouts of...