Is Dr. Fauci’s job in jeopardy?

Dr. Anthony Fauci, the nation’s top infectious disease expert, has been one of the most trusted and prominent faces of the federal government’s response to the coronavirus pandemic.

His calm demeanor and decades of experience have served as a counter to President Trump’s at times erratic and misleading messaging at White House briefings. Many Americans have consistently regarded Fauci — who has served six presidents and played a critical role in battling the AIDS epidemic — as their most trusted source of coronavirus information.

Fauci’s standing among Republicans, however,...