Birx, who has had a roller-coaster relationship with Trump, appears to be on the outs with the president along with Dr. Anthony Fauci, the nation's top infectious-disease official.
Dr. Anthony Fauci, a key member of the White House Coronavirus Task Force, told lawmakers there could be a surge of COVID-19 cases if states, cities and regions disregard the government’s “checkpoints” on when and how to pull back from mitigation measures.
