The widening conflict risks drawing in the United States, which has provided crucial military and diplomatic support to Israel, as well as U.S.-allied Arab countries that host American forces.

Israel expanded its bombardment in Lebanon, hitting Beirut's southern suburbs with airstrikes and striking a Palestinian refugee camp in northern Lebanon.

Israel has pummeled Lebanon with an unprecedented airstrike campaign over the last two weeks, killing over 1,400 people, injuring nearly 7,500 others and displacing more than one million people from their homes,