The pandemic has revealed many instances of haves and have-nots. Some people have benefited from years of good access to healthcare while others have not. Some people have had the luxury of staying at home to avoid the coronavirus while others have had to put their lives at risk to make a living. The Centers for Disease Control and Prevention is drawing another line in the sand between disparate groups, but this time there’s an easy way to make the jump: Get vaccinated. Advertisement The CDC’s newly revised mask guidelines divide people based on whether they’ve received a COVID-19 vaccine, my colleagues Amina Khan and Karen Kaplan report. The move shifts its messaging away from the negative ramifications of skipping the shot to the positive outcomes of rolling up your sleeve.