Israeli airstrikes are continuing across Lebanon and in the capital. A U.S. official told ABC News on Sunday that small-scale cross-border Israeli ground operations may have already begun, as a prelude to a wider offensive into southern Lebanon in pursuit of Hezbollah targets.

By Maya Gebeily, Timour Azhari and James Mackenzie BEIRUT/JERUSALEM (Reuters) -Israel said it had targeted the intelligence headquarters of Hezbollah in Beirut and was assessing the damage on Friday after a series of strikes on senior figures in the group that Iran's Supreme Leader dismissed as counterproductive.