john: but first, president biden s sweeping vaccine and mask mandates and the mounting legal challenges against them. i m john roberts in washington. sandra, good to be spending a friday afternoon with you. sandra: we made it, happy friday to you, john. sandra smith in new york. supreme court hearing a two-fold argument. at issue, whether the federal government can force large private companies to either fully vaccinate their workers or subject their staff to weekly tests and mask wearing on the job. justices will look at whether healthcare workers at federally funded facilities must be vaccinated. a decision could come in days and could effect nearly 100 million americans. john: more on that. owner of a louisiana grocery store chain part of the coalition challenging the private business mandate, sandra. sandra: first to david is