Runway is seen at Bagram U.S. air base, after American troops vacated it, in Parwan province, Afghanistan July 5, 2021.

An Afghan National Army soldier stands guard at the check post at Mahipar, on Jalalabad-Kabul highway Afghanistan July 8, 2021.

Afghan National Army (ANA) soldiers patrol the area near a checkpoint recaptured from the Taliban, in the Alishing district of Laghman province, Afghanistan July 8, 2021.

A Mine Resistant Ambush Protection vehicle, MRAP, is seen in Bagram U.S. air base, after American troops vacated it, in Parwan province, Afghanistan July 5, 2021.

An Afghan National Army (ANA) soldier shaves near a checkpoint recaptured from the Taliban, in the Alishing district of Laghman province, Afghanistan July 8, 2021.

Parked vehicles are seen in Bagram U.S. air base, after American troops vacated it, in Parwan province, Afghanistan July 5, 2021.

An Afghan security forces member keeps watch in an army vehicle in Bagram U.S. air base, after American troops vacated it, in Parwan province, Afghanistan July 5, 2021.

Afghan National Army (ANA) soldiers rebuild a checkpoint recaptured from the Taliban, in the Alishing district of Laghman province, Afghanistan July 8, 2021.

Afghan National Army (ANA) soldiers stand at a checkpoint recaptured from the Taliban, as a man passes with his sheep, in the Alishing district of Laghman province, Afghanistan July 8, 2021.

Stretchers are seen outside the clinic in Bagram U.S. air base, after American troops vacated it, in Parwan province, Afghanistan July 5, 2021.

Afghan National Army (ANA) soldiers patrol the area near a checkpoint recaptured from the Taliban, in the Alishing district of Laghman province, Afghanistan July 8, 2021.

Afghan National Army (ANA) soldiers patrol the area near a checkpoint recaptured from the Taliban, in the Alishing district of Laghman province, Afghanistan July 8, 2021.

An Afghan National Army (ANA) soldier stands guard near a checkpoint which was recaptured from the Taliban, in the Alishing district of Laghman province, Afghanistan July 8, 2021.

An Afghan security forces member keeps watch as he sits in an army vehicle in Bagram U.S. air base, after American troops vacated it, in Parwan province, Afghanistan July 5, 2021.

Afghan National Army officers keeps watch at a chek point in Kabul, Afghanistan July 8, 2021.

Empty bed is seen inside a clinic in Bagram U.S. air base, after American troops vacated it, in Parwan province, Afghanistan July 5, 2021.

An Afghan National Army soldier keeps watch from a check post at Mahipar, on Jalalabad-Kabul highway Afghanistan July 8, 2021.

An Afghan National Army soldier stands guard at the check post at Mahipar, on Jalalabad-Kabul highway Afghanistan July 8, 2021.

An Afghan National Army officer keeps watch as he sits on a army vehicle in Kabul, Afghanistan July 8, 2021.