for workers to either be fully vaccinated or to get tested weekly for the virus. about a dozen states and several companies are now filing lawsuits, of course, arguing the federal government's vaccine requirement is unconstitutional. so, we have a lot of work to do tonight, let's bring our starting line as we end the week. jonathan lin here, veteran white house reporter, and he also owes way too early in his spare time, 5 am weekdays on this network. ali vitali nbc's capitol hill correspondent, and irwin redlener founding director of columbia's disaster preparedness center. devices on public health, also a professor of pediatrics at albert einstein college of medicine. in his spine her time. bites ali vitali nation turns its lonely eyes to you. remember please, your host is a bit slow, so without any acronyms or use of the word