(Zoeann Murphy/The Washington Post)
Up next in National
promo
3:04
Coronavirus vaccines for kids under 5: What to know
June 16, 2022
promo
3:10
Masking is no longer required on planes. Should you do it anyway?
April 19, 2022
promo
2:55
What to expect from the BA.2 'stealth' omicron variant
March 26, 2022
promo
2:33
Your N95 mask questions, answered
February 2, 2022
National

Why is it taking so long to develop a coronavirus vaccine? One scientist explains.

March 26, 2020 | 11:16 PM GMT
Peter Hotez, dean of the National School of Tropical Medicine, has been working on coronavirus vaccines for years. He explains why he thinks developing a vaccine for the current pandemic will take time.