Pagers carried by hundreds of Hezbollah operatives unexpectedly exploded, leaving many of them injured in an unprecedented event that struck across Lebanon.

New details emerge of Israel’s elaborate plan to sabotage Hezbollah communications devices to kill or maim thousands of its operatives.

A new framework of the fighting was made clear by large overnight blasts in the southern suburbs of Beirut, where Hezbollah holds sway, and Israel’s apparent readiness to expand a ground invasion in the south.