BEIRUT, April 19 -- Israel said its military had been instructed to use "full force" against threats in Lebanon despite a truce, and vowed to level homes allegedly used by Hezbollah, with state media reporting demolitions were underway yesterday.

Some displaced residents have rushed back to their homes in the south but others are hesitant, uncertain about the durability of the 10-day truce that came into effect on Friday, halting weeks of fighting between Israel and Hezbollah.

In the village of Dibbine, an AFP correspondent saw a man inspecting damage to his home and people walking near the rubble of destroyed buildings.

In Srifa, another correspondent saw people unloading belongings including mattresses and a washing machine as they r...