VIENNA — Iranian military forces have escalated their missile campaign by deploying cluster munition warheads that fragment during flight, creating multiple targets that strain Israeli air defence networks beyond their operational limits.

Defence systems designed to intercept single projectiles struggle against weapons that split into dozens of smaller bomblets before impact. Tuesday night's attack demonstrated this vulnerability when fragments from an unintercepted missile killed two elderly residents in Tel Aviv and damaged critical transport infrastructure.

Military analyst Sarah Goldman at the Institute for Strategic Studies explains the tactical shift represents a significant evolution in regional warfare. "Traditional point defence systems face geometric challenges when single incoming threats multiply into swarms of smaller projectiles," Goldman said. "The mathematics of interception become exponentially more complex."

Iranian weapons engineers appear to have studied Israeli defence patterns extensively, timing the fragmentation sequence to occur at altitudes where current interception protocols prove insufficient. Dr Michael Hassan from the Vienna Centre for Disarmament Research notes that cluster munitions create wider damage patterns across urban areas. "These weapons systems are specifically designed to defeat concentrated point defences by overwhelming them with multiple simultaneous targets," Hassan observed.