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.

Israel's Mossad spy agency planted explosives inside 5,000 pagers imported by Lebanese group Hezbollah months before Tuesday's detonations, a senior Lebanese security source and another source told Reuters.

An intricate Mossad operation saw thousands of Hezbollah pagers explode across Lebanon, leading to casualties and escalating tensions between Hezbollah and Israel. These devices, allegedly modified at a production level in Hungary,