significant. and this call for schools to implement regular testing. talk us through what you re hearing from sources. reporter: hallie, obviously, this is shaping up to be a pretty significant speech from the president after a summer in which he had hoped we would be looking at the downslope of the covid-19 pandemic and focus on other issues, but instead the delta variant changed those plans. white house officials are casting this speech as sort of everything they ve been trying to do, but bigger and bolder. one of those specifically already has to do with something the president himself did a couple of months ago. we talked about in july when the president ordered federal agencies to require a vaccine requirement on their staff or give them an option short of a vaccine of doing regular attestation of their negative status from covid-19. what the president is expected to do today sign an executive order, directing those federal agencies to give up that second option. yo
fence around the capitol. those concerns come as we get a look at brand-new fbi video of the person they think planted pipe bombs the day before the insurrection. we re also following breaking news in afghanistan. 200 more evacuees taking off from kabul today, ending an impasse with the taliban. among them, more americans. this is the brand-new video of that flight. we re live from the city where that plane is expected to land. but we begin with breaking news. a new phase in the pandemic fight. in just a matter of hours, president biden is set to lay out his next big push to stop the spread of covid and to boost vaccinations. one part of the six-point plan is coming into much sharper focus in just the last 90 minutes. we have now learned that president biden will sign an executive order requiring all federal workers and contractors to be vaccinated. plus, there s some new guidance for schools as pediatric cases rise. nbc s mike memoli is at the white house for us. nbc s cal p
court precedent. instead the statute includes an unprecedented scheme to, in the chief justices words, quote, insulate the state from responsibility, closed quote. it does not rely on the state s executive branch to enforce the law as is the norm in texas and everywhere else. rather, the statute deputizes all private citizens, without any showing of personal connection or injury, to serve as bounty hunters. the obvious and expressly acknowledged intention of this statutory scheme is to prevent women from exercising their constitutional rights by thwarting judicial review for as long as possible. thus far the law has had its intended effect. the department of justice has a duty to defend the constitution of the united states and to uphold the rule of law. today we fulfill that duty by filing the lawsuit i have just described. this action from the biden justice department is described by the wall street journal today as certain to set off a federal versus state clash over
those moments, i think it can be helpful to know what that particular person has been through before. in terms of understanding what kind of effect it might have on them for them to be unfairly attacked and pilloried in public life. it helps to know where they ve been, to know whether they ve got what it takes to stand up to some of the unfair treatment that sometimes comes with being in the public eye. this was nightly news, nbc nightly news, may 21, 1990. this was a major day of protests by aids activists in this country, 1,000 of them converging on the national institutes of health outside of washington, demanding more research on the disease. 81 were arrested. nbc science correspondent robert bazell has more tonight on the group that s taking the aids struggle to the streets and beyond them. reporter: today s demonstration is the latest of many staged by the militant group act up, which has gained increasing influence on aids policies. the weekly meetings of the n