Anti-vaccine rally protesters in Houston last month. (Mark Felix/AFP/Getty Images)

On July Fourth, President Biden celebrated dramatic progress in the war on the coronavirus, with more than 150 million adults fully vaccinated and infections plunging 93 percent since Inauguration Day. “Together, we’re beating the virus,” Biden said at a party on the White House lawn.

But at the recent Conservative Political Action Conference, attendees celebrated a different — essentially opposite — milestone: that Biden had missed his goal of vaccinating 70 percent of adults.