"Israel has notified the United Nations about ;underground infrastructure' dug by Hezbollah in Lebanon, including tunnels that have not yet crossed the border into Israeli territory, Times of Israel reported on Monday.
In December last year, the Israeli army launched 'Operation Northern Shield' to identify and destroy a number of cross-border tunnels dug by Hezbollah, resulting in the destruction of six tunnels.
Earlier this month, the army concluded its operation, saying there were no more tunnels crossing into Israeli territory.
An Israeli official told Times of Israel that this 'underground infrastructure' on the Lebanese side of the border is known to Israel, thus confirming a similar statement from the army on January 13.
'The IDF is monitoring and is in possession of a number of sites where Hezbollah is digging underground infrastructure that has yet to cross into Israeli territory,' the army said at the time..."