Officials tell The Associated Press that Israel has launched small, precision raids across the border in Lebanon and that a larger ground operation is being planned.

The Israeli military began a ground invasion of southern Lebanon, targeting what it said early Tuesday was Hezbollah military infrastructure in villages close to the Israel-Lebanon border, the first such incursion by Israel into its northern neighbor’s territory in nearly two decades.

The Houthi-run TV channel Al Masirah showed firefighters tackling a huge blaze in Hodeidah and said at least four people had been killed and 33 others wounded.

Israel and Hezbollah had been locked in a low-intensity conflict since Oct. 8, when Hezbollah began firing rockets and missiles into northern Israel in what it said was an act of ‘solidarity’ with Ham

Dozens of aircraft struck Houthi targets in Yemen on Sunday in response to a recent attack on Israel, according to the Israeli military. The military says it targeted power plants and sea port facilities in the city of Hodeida.

Palestinian militant group Hamas said an Israeli strike killed its leader in Lebanon on Monday, while another Palestinian militant group said three of its leaders were killed in a strike on Beirut, the first attack within the city limits.