There were about 73,200 new cases on Tuesday, according to updated data from Johns Hopkins University.
Over the past seven days, there have been about 503,000 new cases.
There were nearly 1,000 coronavirus deaths Tuesday, the most in a week, the data showed.
Trump has repeatedly clashed with scientists, including Fauci, and dismissed their proposals and advice for controlling the crisis.
Fauci has previously said mixed messages coming from the Trump administration about the pandemic has been a major obstacle in defeating the coronavirus.
"I am very disturbed by the intensity of divisiveness we are seeing," Fauci told the Yale Institute for Global Health.
The availability of elective surgeries in the Knoxville area may also be affected by the surge, they said. »