support the policy of withdrawing american troops, but it is the manner of it that could dojoe biden so much harm, because it has been chaotic, the images have been terrible, and he is having to cut short his holiday, and what happens if anyone feels emboldened to attack america as a result of their collapse in a matter of days in afghanistan after nearly 20 years? america is the world's pre—eminent superpower, but after the past few days, it doesn't look very super and it actually doesn't look that powerful. the time is 17 minutes past six. our top story this evening: chaos at kabul airport as afghans try to flee the taliban, who are now in control right across the country. coming up: a day of drama at lords as england fall to india's bowlers and lose out against india in the test. and coming up on sportsday in the next 15 minutes on the bbc news channel: we'll have the latest from the vuelta a espana as the riders tackle the first