In a statement this morning, the IDF says its air force hit several Hezbollah sites in southern Lebanon overnight. The targets included military buildings and a weapons store, it says. More than 40 rockets were fired from Lebanon into Israel on Wednesday, according to Israeli media.

What is a sonic boom? 'Very loud' noise rocks Beirut as Israeli jets fly over during Hezbollah leader's speech - Sky News captured the thunderous noise live on Thursday — but is it dangerous to humans?

Hezbollah admits Israel dealt a severe blow with exploding pagers and walkie talkies, but neither side seems to heed U.S. calls to avoid a wider war.