Joseph Biden actually said...
this will be on the most challenging operational efforts we have ever undertaken as a nation. We'll have to move heaven and earth to get more people vaccinated, to create more places for them to get vaccinated, to mobilize more medical teams to get shots in people's arms, to increase vaccine supply and to get it out the door as fast as possible.
Context
Joe Biden discusses the challenges of the vaccination effort and his commitment to mobilizing resources for it.
01/14/2021