Seventy-two hours on from the bombing of Beirut and the killing of Hassan Nasrallah, the leader and figurehead of the Iranian-backed militant group Hezbollah, Israeli air strikes have continued relentlessly on three fronts: iebanon, Gaza and Yemen. Israel's military thinks it has Hezbollah on the ropes, assassination after assassination, with the senior chain of command effectively wiped out according to the US.n L The Hamas leader in Lebanon was killed this Monday. Central Beirut was hit for the first time too, with the leaders of another Palestinian militant group killed there.