 Israeli forces expanded at the Israeli-Lebanese border after a member of Lebanon's Hezbollah was killed in Israeli bombardment in southern Lebanon on October 9, and was killed in Israeli shelling into southern Lebanon prompted by a cross-border raid claimed by the Palestinian Islamic Jihad group, which has been fighting alongside Hamas since it launched its surprise attack on Israel on October 7. Israeli army said soldiers backed by helicopters killed at least two gunmen who crossed the frontier.A Hezbollah official had earlier denied the group was involved .2 sources, both close to the Iran-backed Hezbollah, said his death in shelling on a Hezbollah observation post would draw a response from the group.