hundreds of afghans killed or injured as they were waiting on that crush of people. 13 us service personnel who had been working round the clock to process as many people as possible to get on their evacuation flights. this. it underlines againjust evacuation flights. this. it underlines again just how cruel and dirty war is and sadly this is not how the us expected their engagement to end and it is certainly not how afghans and certainly now how the ramin yousufi s family did. they had visas for america, they were waiting to go to the airport to go to america and instead, how can they begin to understand that an american drone strike killed members of their family, including seven children? and the american presence in afghanistan, lyse doucet, just hours left before it finally winds down ahead of the deadline of august to slst ahead of the deadline of august to 31st tomorrow. 20 years on from america s involvement, in your assessment what has been achieved?