Right now, antibody tests can be a good measure of whether you've previously had #COVID19. But they aren't all equal, and key questions remain. Hear more from Gigi Gronvall and read the Center for Health Security's report on research that still needs to be done: https://www.jhsph.edu/covid-19/articles/the-potential-and-limits-of-antibody-testing.html | Johns Hopkins Bloomberg School of Public Health

2.1K views · 353 reactions | Secretary Blinken discusses some of the most alarming findings of the #HumanRightReports that covers events of 2021, such as attacks on journalists, genocide, and innocent civilians being unjustly detained. | U.S. Department of State | Facebook