The attacks offer a rare window into the inner-workings of Hezbollah — an organization that is notoriously secretive and deeply embedded in Lebanese society.

Explosions continued Wednesday in Lebanon, killing at least 20 people. The Lebanese government and Hezbollah blame Israel for the apparently coordinated attack. Israel’s defense minister said they are “at the start of a new phase in the war.

In Lebanon, exploding pagers and booby-trapped walkie-talkies – believed to be set off by Israel – have rattled Hezbollah and captured the world’s attention. What do they portend?

Post national security reporter Shane Harris breaks down the Israeli attacks on thousands of Hezbollah pagers and radios on Sept. 17 and 18.

The Israeli military said it was striking Hezbollah targets in Lebanon on Thursday, shortly before the movement's leader was due to give a speech. It also said the military chief of staff had approved plans for Israel's north,

Plus: Polling from the nonpartisan World Justice Project on whether or not Americans will accept election results. Jordan Chiles' medal appeal.

Israel warned residents in the north to stay inside or remain near bomb shelters Thursday after the Israeli Air Force struck Hezbollah military targets inside Lebanon.