A potential Iranian attack could be larger in scope and more complex, including deeper use of multiple proxies, than what Israel experienced in April. Despite international pressure, there appears to be no stopping an expected attack by Iran and its proxies on Israel that could come within hours. Iran has promised to retaliate against Israel for the assassination in Tehran last week of Ismail Haniyeh, the top political leader of Hamas. Facing a potentially massive missile and drone barrage that could cause a large number of casualties, Israel meanwhile is mulling over the idea of a preemptive strike against Iran,...