JERUSALEM — Israeli warplanes dropped bombs late Wednesday on a bunker in south Beirut where senior Hezbollah leaders were thought to be, the military said. Military officials said a wave of aircraft dropped 23 tons of explosives on the bunker. The officials, speaking on condition of anonymity because they were not authorized to talk to reporters, said top Hezbollah figures were thought to be there, possibly including Hezbollah leader Hassan Nasrallah. The officials said the bunker was in the Bourj al-Barajneh section of southern Beirut. The military said the attack occurred about 11 p.m., but reporters in Beirut said the...