now it's clear they're at a point where they need to say we can't force you, but we can make your life really uncomfortable if you decide not to get vaccinated, because the economic health of the country and the health of your fellow citizens is at stake. >> do we know the answers to some of those things? what will enforcement look like? do we have the infrastructure to have that many people be tested every week since at times during this pandemic it's been tough for people to be tested? >> reporter: i think that will be what the companies are asking the department of labor. it's not just getting the testing done, also checking to make sure everyone is vaccinated. that's a whole other process and set of infrastructure in and of itself. that has been something we've seen other businesses say, yes, we want to require vaccines, but having the staff to check vaccinations, to make sure that is another separate part of