Who are ISIS-K, the terror group suspected of planning attacks in Kabul airport?

As desperate Afghans crowd Kabul airport trying to get on any evacuation flights to flee the Taliban, officials have warned of another jihadist threat: the Islamic State group. President Joe Biden said there is "an acute and growing risk" of an attack at the airport by the group's regional chapter, called Islamic State-Khorasan or ISIS-K. FRANCE 24's International Affairs Commentator Douglas Herbert tells us more.