FILE - Travelers move through Salt Lake City International Airport Tuesday, Aug. 17, 2021, in Salt Lake City. The U.S. says that it's inviting the global community to visit now that the government has ended the ban on travelers from 33 countries. In reality, however, it will still be difficult — if not impossible — for much of the globe to enter the country and experts say it will take years for travel to fully recover. (AP Photo/Rick Bowmer, file)