WASHINGTON, July 30 — The former top US infectious disease official yesterday faced adversarial questioning from Republican senators about the origins of Covid-19, and on the...

The former top health official said he would invoke his 5th Amendment right not to testify to avoid the possibility that Republicans might try to prosecute him for perjury.

Dr. Anthony Fauci, who helped lead the U.S. response during the COVID pandemic, invoked the Fifth Amendment ahead of plans to testify before the Senate on Wednesday.

Ex-health chief cites self-incrimination rights amid renewed Covid origins dispute