The United States has become an arsenal of vaccines for the world. Today, @POTUS announced that we will purchase and donate 500 million Pfizer vaccines to low-income nations. This is how we will help end the pandemic.
— Vice President Kamala Harris (@VP) June 10, 2021
Today, I’m announcing that the United States will donate half a billion new Pfizer vaccines to 92 low- and lower middle-income countries.
These Pfizer vaccines will save millions of lives around the world, and be produced through the power of American manufacturing.
— President Biden (@POTUS) June 10, 2021
Under real world conditions and at full vaccination, the Pfizer and Moderna Covid-19 vaccines are 90% effective at preventing infections, including infections that have no symptoms, according to the US Centers for Disease Control and Prevention https://t.co/3Jw4Hev0Mf
— CNN (@CNN) March 30, 2021