what happened is that sunny and ana both apparently tested positive for covid. no matter how hard we try, these things happen. they probably have a breakthrough case, and they'll be okay, i'm sure, because they're both vaccinated. >> the vice president did the interview from another room after those positive tests. she did not come into contact with either sunny hostin or ana navarro before the show. now, later in the day, both those women tested negative on two different types of covid tests. now, u.s. pharmacies are now scheduling pfizer vaccine booster shots for those who qualify. drugstore chains like cvs and walgreens are making the extra doses available following cdc clearance early on friday morning. the agency's director split with her own vaccine advisers to support boosters for people whose occupations put them at high risk for catching covid. but she admitted to cnn's erin burnett that the differing