They discovered a system of tunnels containing weapons caches and missile launchers that Israel said posed a direct threat to nearby populated areas.
The Israel Defense Forces are focused on dismantling tunnels and other shelters belonging to Hezbollah in southern Lebanon.
Israel’s ground campaign focuses on a narrow strip of land along the border where Hezbollah has a long-standing presence.
Israeli military airstrikes in Lebanon have killed more than 1,700 people in recent weeks, about a quarter of them women and children, according to local health authorities.
