The southern city of Najran - close to the border with Yemen, has come under fire before Iranian-backed Houthi militia have launched several missiles at Saudi Arabia in recent months RIYADH: Saudi Arabia’s air defense units intercepted two ballistic missiles fired by Houthi militias from inside Yemeni territory that were targeted toward the city of Najran. The southern city of Najran - close to the border with Yemen, has come under fire before from the Iranian-backed Houthi militia in Yemen. More to follow.