Thanks to at home for joining us this hour. This is one of those news days where

everything is busting out all over. There's a lot going on and a lot of the

big news in the country and in the world right now is still developing tonight.

So I have to tell you, tonight we are keeping our eyes

trained on the Middle East, a potentially significant escalation

and expansion in the conflict between Israel and Hezbollah in Lebanon.

Hezbollah of course is the Iran-backed militia group that's based in Lebanon.

They are a key ally of Hamas.

Hezbollah and Israel have been trading fire for months

across the border of those two countries

since the Hamas attack in Israel last October.

You will also recall that earlier this month Israel sort of opened a new foray there.

They launched attacks in Lebanon that killed dozens of Hezbollah members, injured thousands

of other people, including civilians. Israel then ramped up airstrikes across Lebanon, which

killed hundreds of people and displaced hundreds of thousands.

They then killed the leader of Hezbollah.

Well, earlier today, Israeli troops were seen massing on the ground near the Lebanese border and now Israel has reportedly

launched a ground incursion over the border inside Lebanon.

This is a big deal.

Two US officials telling NBC news

that an Israeli ground operation

has in fact begun tonight inside Lebanon. US officials have been blunt about the fact that they fear that operations like this could

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