Ground operation targeting Hezbollah widens a regional war and threatens to strain Israel’s military resources.

Amid regular Israeli strikes, officials in Lebanon are working around the clock to keep the country's only international airport open.

The town of Khiam’s location on high ground just a few miles north of the border between Israel and Lebanon has made it coveted territory over multiple conflicts.

With airstrikes rocking Beirut and Israeli troops advancing against Hezbollah, Lebanon’s government has broken a taboo by proposing the first direct talks with Israel in decades. But Lebanese officials say they want the fighting to end first — and it might be too late for that.

There are no known casualties so far from the strike near downtown, as Israel said it targeted a building affiliated with Hezbollah.

By John Irish PARIS, March 17 (Reuters) - Israel's military on Wednesday acknowledged that its tank fire hit a U.N. position in southern Lebanon on March 6, wounding Ghanaian peacekeepers, an incident that underscores the growing risks as Israeli operations expand.

One expert told Newsweek of "not only military risks but political and communal ones" if the Lebanese Army confronts Hezbollah.

Follow NBC News for live updates on the latest about the war with Iran, where the U.S. launched bunker buster bombs, while Israel struck Lebanon.