impeachment trials. but much like his first, the former president was eventually acquitted by the senate. just a week later. congratulations, mr. president. joe biden becomes the 46th president of the united states. the socially distanced inauguration taking place under a cloud of uncertainty. also in january the covid death toll passes 2 million around the world. it would grow to over 5 million by the end of the year. the containment effort was on delta, more contagious and deadly than the original. a big push for vaccinations and boosters as the best way to stop the spread. shots from pfizer, moderna, john john getting the green light from the fda. millions signed up immediately. demand tapered off as vaccine hesitancy set in. the biden administration
so help me god. [cheers and applause] reporter: joe biden becomes the 46th president of the united states, the socially distant inauguration taking place under a cloud of uncertainty. also, in january, the covid death toll passes 2 million around the world. it would grow to more than 5 million by the end of the year as the pandemic grinds on. the containment effort largely focused on the delta variant. a new strain more contagions and deadly than the original health officials making a big push for vaccinations and boosters as the best way to stop the spread. shots from pfizer, moderna and johnson & johnson all getting the green light from the fda millions signed up immediately, but the demands soon tapered off as vaccine hesitancy set in. the biden administration responded with a series of mandates including a requirement for federal workers and contractors to roll up their sleeves