The Guardian USUS taking ‘very close look’ at vaccine passports for international travelMay 28, 2021Alexandra VillarrealBy Alexandra Villarrealbookmark_bordersharemore_vert
CBS NewsFlying over Memorial Day weekend? Expect long lines at airportsMay 28, 2021bookmark_bordersharemore_vert
AxiosDHS says no plans for vaccine passports, clarifies Mayorkas' commentsMay 28, 2021Oriana GonzalezBy Oriana Gonzalezbookmark_bordersharemore_vert