Iran and Trump exchange fresh warnings as Saudi-Houthi conflict escalates ahead of key UN gathering. Here’s what to know

By Mohammed Tawfeeq, Logan Schiciano, CNN (CNN) — As world leaders prepare to gather in New York for the United Nations General Assembly (UNGA) this week, a growing number of flashpoints across the Middle East are raising concerns about a wider regional escalation, from renewed fighting between Saudi Arabia and the Iran-backed Houthi rebels in