The mystery over how thousands of pagers used by the Hezbollah paramilitary group exploded deepened on Wednesday, when the Hungarian government said a local company had been wrongly cited as the builder of the pagers hat killed at least 12 people in Lebanon. The pager attack was followed on Wednesday by simultaneous explosions in Lebanon of walkie-talkies – two-way radios – and other devices used by Hezbollah. Those attacks killed 14 people and injured more than 450, according to Lebanon’s...