WATCH: Top Iranian negotiator issues defiant message

MOLLY: IRAN THREATENING A STRONG. MILITARY RESPONSE AS THE TRUMP. ADMINISTRATION EYES SANCTIONS TO. BRING TEHRAN BACK TO THE. NEGOTIATING TABLE. CHIEF CORRESPONDENT JONATHAN. HUNT HAS THE LATEST FROM TEL. AVIV. JONATHAN, TO YOU. >> Reporter: MOLLY, AS THE. U.S. PREPARES TO STEP THE UP THE. ECONOMIC PRESSURE ON IRAN, IRAN'S LEADERS ARE ISSUING NEW. BELLIGERENT STATEMENTS HINTING. OF WHAT THEY CLAIM WILL BE A NEW.

POSTWAR ORDER IN THE GULF WHICH. COULD LEAVE THE U.S. SIDELINED. IRAN'S PARLIAMENTARY SPEAKER, MUHAMMAD GHALIBAF, WRITING ON X, QUOTE, WE'VE RECEIVED NUMEROUS. MESSAGES FROM NEIGHBORING CUBS. ABOUT SHAPING NEW -- COUNTRIES. ABOUT SHAPING NEW SECURITY. ARRANGEMENTS AND ECONOMIC. COOPERATION IN THE REGION. THE UNITED STATES PUT THE. SECURITY OF EVERY SINGLE ONE OF. ITS ALLIES AT SUCH RISK THROUGH. BULLYING AND PURE DISREGARD FOR. THEIR INTERESTS FOR THE SAKE OF.

ISRAEL. BUT WITH PRICES RISING AND THE. AVAILABILITY OF GOODS FALLING. ACROSS IRAN, THAT IS NOT A. UNIFIED MESSAGE COMING FROM. IRAN'S LEADERSHIP. THE PRESIDENT, MASOUD. PEZESHKIAN, FOR INSTANCE, SAID. YESTERDAY THAT IT MIGHT BE TIME. TO, QUOTE, END THE WAR. SO THERE IS AN EMERGING SCHISM. BETWEEN THE MODERATES AND THE. HARD-LINERS. PRESIDENT TRUMP, OF COURSE, HOPES THE MODERATES WIN OUT. LISTEN TO THE PRESIDENT. >> THEY ARE NOW COMING AROUND.

BECAUSE THERE'S NOT MUCH THEY. CAN SAY. WHEN A COUNTRY DOESN'T HAVE ANY. LONGER A NAVY, AN AIR FORCE, RADAR, TECHNICAL EQUIPMENT, MANUFACTURING, THEIR LEADERS ARE. GONE, THEIR SECOND SET OF. LEADERS ARE GONE, PARTS OF THEIR. THIRD SET OF -- IN FACT, IT'S. ACTUALLY ONE OF MY BIGGEST. PROBLEMS, I DON'T KNOW WHO THE. HELL TO DEAL WITH. IT'S A PROBLEM. >> REPORTER: SO ON MONDAY.

TREASURY SECRETARY SCOTT BESSENT. WILL LAY OUT DETAILS OF THE PLAN. TO SO-CALLED ISOLATE IRAN FROM. THE WORLD. IT WON'T BE EASY. AS YOU LOOK AT THAT MAP, IRAN. SHARES LAND BORDERS WITH SEVEN. DIFFERENT COUNTRIES. NOT ALL OF WHOM ARE BY ANY MEANS. SYMPATHETIC TO THE U.S. AND LOOK TO THE TO NORTH THERE, THE CASPIAN SEA, THAT GIVES IRAN. A DIRECT ROUTE IN AND OUT OF. RUSSIA. THEY ARE ALSO INCREASINGLY USING. LAND RAIL LINKS THROUGH EASTERN. TO EUROPE AND ACROSS ASIA INTO.

CHINA. SO IT WON'T BE EASY, AND THE. CHALLENGE FOR THE U.S. AS A. WHOLE, MOLLY, IS GOING TO BE. PERSUADING RUSSIA AND CHINA TO. JOIN ANY KIND OF SANCTIONS. REGIME. AND YOU DON'T HAVE TO GO FAR TO. FIND AN EXPERT TELL YOU RUSSIA. AND CHINA ARE IS NO -- HAVE NO. INTEREST IN HELPING THE U.S. ISOLATE IRAN. SO TIME WILL TELL WHETHER THIS. NEW PLAN WILL BE SUCCESSFUL. MOLLY? MOLLY: WELL SAID, JONATHAN. I HAD THAT THOUGHT WHEN YOU WERE.

QUESTIONING IF THAT WAS. POSSIBLE. WE SHALL S.