Commuters on Route 4, driving toward the Israeli coastal city of Ashdod on November 12, were shocked by an explosion, a rocket impact next to a major intersection. Had it fallen on a car or one of the many trucks plying the route, there would have been deaths, and the road would have been closed. Instead, police and Israeli Home Front Command units came and cordoned off the sidewalk, and drivers went about their day. Twenty-five miles south of where the rocket landed, other rocket teams from Palestinian Islamic Jihad (PIJ), an Iranian-backed terrorist group, were preparing to fire more than 400 rockets at Israel during a brief flare-up in fighting. Most of them would be intercepted by Israel’s high-tech air defense.The ability of millions of Israelis to mostly go about their day while Israel’s air force carries out precision air strikes nearby is due to Israel’s latest achievements in fighting war. It also comes with questions about whether Israel is being effective and what this lates...