Afghan security personnel stand guard near the Intercontinental Hotel after an attack in Kabul, Afghanistan, Sunday, Jan. 21, 2018. Gunmen stormed the hotel in the Afghan capital on Saturday evening, triggering a shootout with security forces, officials said. (AP Photo/Rahmat Gul)
Black smoke rises from the Intercontinental Hotel after an attack in Kabul, Afghanistan, Sunday, Jan. 21, 2018. Gunmen stormed the hotel in the Afghan capital on Saturday evening, triggering a shootout with security forces, officials said. (AP Photo/Rahmat Gul)
Security forces stand guard near the Intercontinental Hotel after a deadly attack in Kabul, Afghanistan, Saturday, Jan. 20, 2018. An Afghan official says that a group of gunmen have attacked the Intercontinental Hotel in the capital Kabul. (AP Photo/Massoud Hossaini)
U.S forces arrive near the Intercontinental Hotel after an attack in Kabul, Afghanistan, Sunday, Jan. 21, 2018. Gunmen stormed the hotel in the Afghan capital on Saturday evening, triggering a shootout with security forces, officials said. (AP Photo/Rahmat Gul)
Afghan security personnel stand guard as smoke rises from the Intercontinental Hotel after an attack in Kabul, Afghanistan, Sunday, Jan. 21, 2018. Gunmen stormed the hotel in the Afghan capital on Saturday evening, triggering a shootout with security forces, officials said. (AP Photo/Rahmat Gul)
Black smoke rises from the Intercontinental Hotel after an attack in Kabul, Afghanistan, Sunday, Jan. 21, 2018. Gunmen stormed the hotel in the Afghan capital on Saturday evening, triggering a shootout with security forces, officials said. (AP Photo/Rahmat Gul)
Black smke rises from the Intercontinental Hotel after an attack in Kabul, Afghanistan, Sunday, Jan. 21, 2018. Gunmen stormed the hotel in the Afghan capital on Saturday evening, triggering a shootout with security forces, officials said. (AP Photo/Rahmat Gul)
A policeman stands guard, near the Intercontinental Hotel after a deadly attack in Kabul, Afghanistan, Saturday, Jan. 20, 2018. An Afghan official says that a group of gunmen have attacked the Intercontinental Hotel in the capital Kabul. (AP Photo/Massoud Hossaini)
Security forces walk towards the Intercontinental Hotel after a deadly attack in Kabul, Afghanistan, Saturday, Jan. 20, 2018. An Afghan official says that a group of gunmen have attacked the Intercontinental Hotel in the capital Kabul. (AP Photo/Massoud Hossaini)
Smokes rises from the Intercontinental Hotel after an attack in Kabul, Afghanistan, Sunday, Jan. 21, 2018. Gunmen stormed the hotel in the Afghan capital on Saturday evening, triggering a shootout with security forces, officials said. (AP Photo/Rahmat Gul)
Policemen block the main road near the Intercontinental Hotel after a deadly attack in Kabul, Afghanistan, Saturday, Jan. 20, 2018. An Afghan official says that a group of gunmen have attacked the Intercontinental Hotel in the capital Kabul. (AP Photo/Massoud Hossaini)
Smokes rises from the Intercontinental Hotel after an attack in Kabul, Afghanistan, Sunday, Jan. 21, 2018. Gunmen stormed the hotel in the Afghan capital on Saturday evening, triggering a shootout with security forces, officials said. (AP Photo/Rahmat Gul)
Policemen block the main road near the Intercontinental Hotel after a deadly attack in Kabul, Afghanistan, Saturday, Jan. 20, 2018. An Afghan official says that a group of gunmen have attacked the Intercontinental Hotel in the capital Kabul. (AP Photo/Massoud Hossaini)
Security forces walk towards the Intercontinental Hotel after a deadly attack in Kabul, Afghanistan, Saturday, Jan. 20, 2018. An Afghan official says that a group of gunmen have attacked the Intercontinental Hotel in the capital Kabul. (AP Photo/Massoud Hossaini)
Security forces stand guard near the Intercontinental Hotel after a deadly attack in Kabul, Afghanistan, Saturday, Jan. 20, 2018. An Afghan official says that a group of gunmen have attacked the Intercontinental Hotel in the capital Kabul. (AP Photo/Massoud Hossaini)
A security personnel points his weapon near the Intercontinental Hotel after a deadly attack in Kabul, Afghanistan, Saturday, Jan. 20, 2018. An Afghan official says that a group of gunmen have attacked the Intercontinental Hotel in the capital Kabul. (AP Photo/Massoud Hossaini)