The deadly attack by Hezbollah against an army base deep inside Israeli territory presents a major headache for Israel as it continues to struggle to defuse the threat from the Iran-backed militant group,

Hezbollah said it targeted an Israeli naval base on Monday, a day after a drone strike killed four soldiers in the deadliest attack on Israel since the war in Lebanon began.The group said its fighters launched rockets at a naval base near Haifa in northern Israel,