opened fire on the crowd. and overnight the official death toll rose to more than 90 people with at least 150 wounded including families with small children. the islamic state isis-k claiming responsibility for the attack and a short time later president biden addressed the nation. to those who carried out this at attack, as well as anyone who wishes america harm, know this, we will not forgive. we will not forget. we will hunt you down and make you pay. the president says that he has ordered plans to strike isis-k targets. meantime the pentagon calls the threat of more isis attacks eminent and yet even now people in kabul gathering outside the airport gate all of this of course further complicating the last stages of the u.s. evacuation and final withdraw from afghanistan after 20 years of conflict. international security editor nick paton walsh is live for us in doha. you ve been reporting for days on the isis-k threat. we re hearing this is still an imminent threat her
and threatens more devastation for quake-hit haiti. we begin with america s fight against the coronavirus pandemic. the biden administration is expected to advise covid booster shots for most americans. according to a source familiar with the discussions, they are planning to recommend a booster dose eight months after full vaccination. kaitlan collins has more details on the booster plan. reporter: we are learning now that as soon as this week, top health officials in the biden administration could announce that they are recommending boosters for most americans. and the way this would work and the ideas they are coalescing around right now is that americans should get a booster shot eight months after becoming fully vaccinated. and currently the guidance is revolving around those of us who got two dose vaccine shots. johnson & johnson is one dose. and they are still compiling data for the johnson & johnson vaccine whether those people need booster shots. but right now we
kabul, port-au-prince, washington, beijing and moscow as only early start can. but we begin with the taliban in charge of afghanistan. the white house now facing dual challenges this morning on a national security level, preventing the kind of extremist resurgence that led to the attack that drew the u.s. into afghanistan in the first place and on a more political level containing the fallout from the catastrophic retreat by the afghan army, the u.s. spent 20 years to defend their own land. images like this seared into history, desperate afghans fleeing the taliban chase an american military plane as it departed yesterday. also chilling scenes of what appear to be people in free-fall losing their grip after takeoff. and u.s. forced to get the allies who remain there out. and new photo inside a military cargo plane that flew out sunday, 640 afghans crammed on a floor on a plane meant for far fewer. president biden admits that the collapse unfolded more quickly than the u.s
sustained military mission in afghanistan is over. we ll be joined this morning by a top voice at the defense department when pentagon spokesman john kirby joins us as chaos grips a country now ruled by the taliban. plus new developments in the fight against covid. the biden administration has decided that most americans should get a booster vaccination eight months after they received their second shot. we ll have the details on that just ahead. good morning, and welcome to morning joe. it is tuesday, august 17th. and we re going to begin this morning with the chaotic scenes from kabul s international airport. with thousands of afghans surrounding planes in a desperate attempt to escape taliban control. richard engel has the latest from kabul. reporter: tens of thousands of afghans swarmed into kabul airport. desperate to leave at any price. they burst through security. climbed over walls. and spilled onto the tarmac. searching for any airplane that would take them f