Negotiations for a ceasefire in Gaza have been plunged into uncertainty following the latest developments in the wider conflict after Israel assassinated top militant leaders in Lebanon and Iran. A Tuesday airstrike on Haret Hreik, a southern suburb of Beirut, targeted what Israeli media have said is “Hezbollah’s second man,” Fouad Shukr. The Lebanese Shia militant group was late to confirm if he is dead or alive though suggested his body may be under the rubble, while Israel said it has confirmation of his demise. Hours later and into Wednesday, an attack killed Hamas leader Ismail Haniyeh an…