Dr. Anthony Fauci on Sunday warned Americans against holding out for a particular COVID-19 vaccine — saying all three on the market are “safe and efficacious.” “We’ve got to get away from that chain of thought. The only way you really know the difference between vaccines is by comparing them head to head,” Fauci told ABC anchor George Stephanopoulos on “This Week.” “We have three highly efficacious vaccines that are safe and efficacious. That’s the bottom line.” The White House chief medical adviser said that the newest option — the vaccine from Johnson & Johnson — has features that “we really care about that are important,” despite showing lower efficacy than the Moderna and Pfizer vaccines. To read the full story.