COVID-19
DHS tightens vaccination requirements for travelers at border crossings
The Department of Homeland Security began requiring proof of COVID-19
Reagan Priest | Cronkite News
January 26, 2022
Vaccination Requirement
International
US details new international COVID-19 travel requirements
Children under 18 and people from dozens of countries with
Zeke Miller and David Koenig | Associated Press
October 26, 2021
