The U.S. military has confirmed an explosion outside the Kabul airport. Officials have said that they had intelligence about suicide bombers of the Islamic State-Khorasan, who were threatening to attack the airport ahead of U.S. troop complete withdrawal by August 31.

from Times of India https://timesofindia.indiatimes.com/videos/toi-original/afghanistan-all-about-the-terror-group-suspected-to-be-behind-the-kabul-airport-blast/videoshow/85663268.cms