About 7 million Americans have received the updated versions of the coronavirus vaccines, compared to the 56.5 million people who received last year’s version. U.S. Department of Health and Human Services data shows that the major vaccine manufacturers, Moderna and Pfizer-BioNTech, have gotten their updated shots out to about 2 percent of the population as of Wednesday, Reuters reported. These updated vaccinations are “single-target shots aimed at coronavirus’s XBB.1.5 omicron subvariant of the coronavirus, which was the dominant variant in the U.S. for much of this year but has since been overtaken as the virus continues to evolve,” the outlet...