The New York Times said vaccinations, booster shots and masks have not caused a major difference in case rates between parts of the country with different levels of COVID-19 precautions in a Wednesday morning newsletter. The article compared COVID-19 case rates for Democratic and Republican areas, noting that Democrats were more likely to wear masks, get vaccinated and boosted, avoid public spaces and shut down in-person schools over virus fears. “These factors seem as if they should have caused large differences in case rates. They have not. And that they haven’t offers some clarity about the relative effectiveness of different...