Escalating hostilities have forced nearly 700,000 people to flee their homes in Lebanon over the past week, a UN agency said on Monday, as the war between Israel and the Iran-backed Lebanese group Hezbollah entered a second week. Lebanon has been pulled deep into the war in the Middle East since Hezbollah opened fire to avenge the killing of Iran’s supreme leader, igniting an Israeli offensive which has killed nearly 500 people in Lebanon, ‌according to Lebanese authorities, with the death toll...