A U.S. drone strike in Kabul kills Ayman al-Zawahiri, al-Qaeda's leader since the death of Osama bin Laden in 2011. The airstrike is also the first U.S. military action in Afghanistan following the Taliban's takeover of Afghanistan last year. (The Washington Post), (BBC News) Killing of Ayman al-ZawahiriDrone strikes in AfghanistanAfghanistan conflictWar on terror link embed save