In a public appearance covered by an NBC News affiliate, there is the following comment by Florida Governor Ron DeSantis with context (emphasis mine) via DeSantis announces $20M funding for cybersecurity education in Florida on 2 March 2022:
A few questions focused on legislative topics were touched on, with the governor saying he’d need to see more about it before giving an answer, then he spoke about COVID-19 and the current status of the pandemic and related federal policies.
“I think, I’d have to think about some of the stuff, I mean, I agree if you think about what they’ve done, Fauci is in the witness protection program now. They don’t want him out, no, they’ve never, if you listen to them, they never supported all of these policies that were so destructive, they all want to be like Florida all of a sudden and nothing has changed,” DeSantis said. “There has been no change in the underlying science, the ineffectiveness of those policies was apparent long ago. The destructiveness of those policies was apparent long ago.
The governor's comment may have been metaphorical, but I am uncertain. It has been picked up by many other sources, e.g. the legal website, Legal Insurrection, Where in the World Has Dr. Anthony Fauci Gone?
A news source with a verified profile on Twitter posted the following on 2 March 2022:
Gov. Ron DeSantis (R-FL) asked by a reporter if he agreed with anything from Biden’s SOTU. After hemming and hawing, DeSantis says, “I agree, if you think about what they’ve done, Fauci is in the witness protection program now.”
When I did a Google search, it returned this:
It looks like these results are changing quickly
If this topic is new, it can sometimes take time for reliable sources to publish information