announcer: this is “nbc nightly news with lester holt good evening, everyone pfizer today took a major step toward approval of its covid vaccine for childrens 5 to 11. submitting trial data to the fda for review after recently determining it is safe and well tolerated a vaccine suitable for younger children is a major missing piece in the country s effort to turn back the pandemic especially with parents and many schools navigating infection outbreaks. but also today, the biden administration saying those pfizer booster shots fo certain americans are taking off a million shot appointments on the books of pharmacies 400,000 booster shots administered this past weekend. but there remain millions of others who haven t had a single shot vaccine mandates forcing tough decisions for many my conversation with dr. fauci in a moment. but first, let s get the latest from gabe gutierrez. reporter: with millions of children back in classrooms, pfizer submitted phase three data to
telling congress they recommended a small amount of troops be kept until afghanistan. the question is why is that advice not followed? and nba star said heot the vaccination, despite others. it s y too early for this. good morning, welcome to way too early that links lebron might get more applause for than than space jams. i m jonathan lemire. on chicago, a democratic infighting appears to be threatening president biden s schedule. the president was scheduled for chicago today, but that is postponed. now, he ll remain in washington to pass forward the $3.5 trillion reconciliation act. and the build back better. and this comes as pressure is growing on theresident to be more personally involved and define the mistakes and try to bridge the gap between prressives and moderates who until now not only find themselves far apart and find themselves notble to trust. and that s wre nancy pelosi finds herself dling with, calling between the progressives who want to enact and