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.

Amid fears of an expanding war in the Middle East following mass detentions of bombs surreptitiously planted in Hezbollah communication devices, Israel continued its assault of the Iran-backed militia overnight.

The mass pager attack against Hezbollah in Lebanon has turned the spotlight on Israel's secretive Unit 8200, the Israel Defense Forces' intelligence unit, which a Western security source said was involved in planning the operation.

Although Israel has not commented on the intelligence operation that caused thousands of pagers used by Hezbollah operatives in Lebanon to explode almost simultaneously, the attack has put a spotlight on Israel's secretive 8200 cyber warfare unit.

Following Israel’s unprecedented attack on personal communications devices belonging to Hezbollah members across Lebanon and Syria, a reporter on the ground in Beirut and an Israeli intelligence expert help us make sense of the strikes,