Spokesman says the evacuation operation at the airport, currently controlled by thousands of US troops, is on high alert after the Islamic State-Khorasan launched five rockets at the operation earlier Monday
President Joe Biden sent thousands of troops to the airport as the Taliban swept through Afghanistan earlier this month to help evacuate American citizens
"They are not in charge of any of the gates, are not in charge any of the airport operations. That is still under US military control," said Pentagon spokesman John Kirby
The bombings, claimed by the Islamic State group, left scenes of carnage outside the airport where thousands of Afghans desperate to flee their country had massed despite a flurry of foreign government warnings
After Johnson chaired an emergency response meeting on the situation in Afghanistan, he said Britain's airlift would continue "going up until the last moment".
Macron said France's ambassador in Afghanistan would not remain in the country for security reasons and would operate from Paris, adding French special forces were at Kabul airport
The owners of Afganistan's Kam Air requested to move a number of their passenger planes to Iranian airports following the intensified fights and tensions in Kabul airport
A source close to the government added that the date had been imposed on France by the plan of the United States, which is providing security at the airport, to pull out by August 31