Why U.S.-Iran Negotiations Failed

After negotiations over the weekend between the United States and Iran ended without a breakthrough, the temporary cease-fire appears to be increasingly precarious. The New York Times journalists Ronen Bergman and Mark Mazzetti explain why Israel is one of the biggest questions looming over the truce. Guest: Ronen Bergman , a staff writer for The New York Times Magazine based in Tel Aviv. Mark Mazzetti , an investigative reporter for The New York Times based in Washington. Background reading: Here’s …