"When polls said only about half of all Americans would take a vaccine, I was saying herd immunity would take 70 to 75 percent," Fauci said. CORONAVIRUS HERD IMMUNITY NOT LIKELY UNTIL END OF NEXT YEAR, WHO SAYSHe continued: "We really don’t know what the real number is. His comments appear to be in contrast with some of his previous statements regarding herd immunity against COVID-19. Fauci previously told Fox News' "The Story" on Dec. 3 that the United States could reach herd immunity if 70% of the population gets a COVID-19 vaccine. The administration is planning to deliver about 20 million COVID-19 vaccine doses by the end of the year.

Source: Fox News December 24, 2020 20:03 UTC