mostly southern african nations, places like south africa where the variant omicron was first identified earlier this week as well as zimbabwe, namibia, the country formerly known as swaziland, among others and the u.s. is not the only country taking action proactively against passengers coming from these nations, but, of course, it is our focus here, and it s caused a lot of outrage among public health officials and those members of the public health community what we have spoken to who question the effectiveness of these travel restrictions of stopping the spread of omicron. some in the public health community have suggested it might be more effective for the u.s. to further help places like south africa get vaccinated, but, of course, here the big question is there any additional screening that passengers will have to go through as these flights continue from the hometown airline of delta? they say they are business as usual and continue with their flight schedule. of course, u.s. c