Western nations warned their citizens Thursday to immediately leave the surrounds of Kabul airport over a terrorist threat, as thousands of people try to reach a dwindling number of evacuation flights. Nearly 90,000 Afghans and foreigners have fled Afghanistan via the US-led airlift since the hardline Islamist Taliban movement took control of the country on August 15. Huge crowds are gathered in and around the airport, becoming increasingly desperate as some foreign nations cease flights […]