travel

President-elect Joe Biden speaks as Vice President-elect Kamala Harris listens at left, during an event to introduce their nominees and appointees to economic policy posts at The Queen theater, Tuesday, Dec. 1, 2020, in Wilmington, Del. (AP Photo/Andrew Harnik)

Israelis prepare to fly to Dubai at the Ben Gurion airport near Tel Aviv, Israel, Thursday, Dec. 3, 2020. The Israeli government is urging its citizens to avoid travel to the Gulf states of the United Arab Emirates and Bahrain, citing threats of Iranian attacks. Thursday's travel advisory comes as Iran is threatening to attack Israeli targets following the assassination of its top nuclear scientist last Friday. (AP Photo/Sebastian Scheiner)

FILE - In this Sept. 16, 2018, file photo, American flags are displayed together with Chinese flags on top of a trishaw in Beijing. China on Thursday, Dec. 3, 2020 accused critics in the U.S. government of "an escalation of political suppression" against Beijing following a report of new visa restrictions on members of China's ruling Communist Party and their immediate family members. (AP Photo/Andy Wong, File)

Israelis prepare to fly to Dubai at the Ben Gurion airport near Tel Aviv, Israel, Thursday, Dec. 3, 2020. The Israeli government is urging its citizens to avoid travel to the Gulf states of the United Arab Emirates and Bahrain, citing threats of Iranian attacks. Thursday's travel advisory comes as Iran is threatening to attack Israeli targets following the assassination of its top nuclear scientist last Friday. (AP Photo/Sebastian Scheiner)

FILE - In this March 6, 2020, file photo, Austin Mayor Steve Adler speaks during a press conference in Austin, Texas. Adler took a vacation to Mexico with family in November at a time when he was urging people to "stay home if you can." The trip revealed by the Austin-American Statesman on Wednesday, Dec. 2, 2020, comes after California Gov. Gavin Newsom, another public official who has also pleaded with his residents to resist the temptation to socialize, acknowledged last month that he attended a birthday party at a posh restaurant with friends. (Ricardo B. Brazziell/Austin American-Statesman via AP, File)

FILE - In this April 1, 2017, file photo, a service dog named Orlando rests on the foot of its trainer, John Reddan, while sitting inside a United Airlines plane at Newark Liberty International Airport during a training exercise in Newark, N.J. The Transportation Department issued a final rule Wednesday, Dec. 2, 2020, covering service animals. The rule says only dogs can qualify, and they have to be specially trained to help a person with disabilities. For years, some travelers have been bringing untrained dogs and all kinds of other animals on board by claiming they need the animal for emotional support.(AP Photo/Julio Cortez, File)

FILE - In this Wednesday, Nov. 25, 2020 file photo, travelers walk through the Salt Lake City International Airport in Salt Lake City, a day before Thanksgiving. On Wednesday, Dec. 2, 2020, the U.S. Centers for Disease Control and Prevention are urging Americans to stay home over the upcoming holiday season and consider getting tested before and after if they do decide to travel. (AP Photo/Rick Bowmer)

European Council President Charles Michel arrives to participate in a video conference with member states in preparation for the upcoming EU summit at the European Council building in Brussels, Wednesday, Dec. 2, 2020. (Johanna Geron, Pool via AP)

FILE - In this July 21, 2020 file photo, Swiss photographer David Carlier takes photographs of the Swiss Aletsch glacier, the longest glacier in Europe, on the sideline of his photographic exhibition, in Fieschertal, Switzerland. Climate change is increasingly damaging the U.N.’s most cherished heritage sites, a leading conservation agency warned Wednesday Dec. 2, 2020, reporting that Australia’s Great Barrier Reef and dozens of other natural wonders are facing severe threats. (Laurent Gillieron/Keystone via AP, File)

FILE - In this Saturday, Nov. 14, 2020, file photo, the 2020 Rockefeller Center Christmas tree, a 75-foot tall Norway Spruce that was acquired in Oneonta, N.Y., is suspended by a crane as it's prepared for setting on a platform at Rockefeller Center in New York. The tree lighting ceremony, scheduled for Wednesday, Dec. 2, be a mask-mandated, time-limited, socially distanced locale due to the coronavirus pandemic. (AP Photo/Craig Ruttle, File)