offer a third booster shot starting september 20th. the additional dose will be available to everybody eight months after a second dose of pfizer or moderna vaccine. the plan doesn t include people that received the johnson & johnson vaccine. at the same time, president biden says he is directing department of education to use its legal authority against republican governors trying to block schools from requiring students to wear a face mask. as i said before, if you aren t going to fight covid-19, at least get out of the way of everyone else that s trying. the president giving ultimatum to nursing homes, require staff members to be vaccinated or lose federal funding. erin mclaughlin in arizona, ellison bounder, and dr. gounder, joins us. is the need for booster because risk is going up and