The main reasons the number of Covid cases is soaring once again in the United States: vaccine hesitancy and refusal, lead to hospitalizations and death. “It’s hard to watch the pandemic drag on as Americans refuse the vaccine in the name of freedom,” he says. Seeking understanding, Mr. Stockton travels to Mountain Home, Ark., in the Ozarks, a region with galloping contagion and — not unrelated — abysmal vaccination rates. He finds that a range of feelings and beliefs underpins the low rates — including fear, skepticism, and a libertarian strain of defiance. This doubt even extends to the staff at a regional hospital, where about half of the medical personnel are not vaccinated — even while the intensive care unit is crowded with unvaccinated Covid patients fighting for their lives.