And back in February, 2020 airlines pro tested when the CDC issued an interim final rule requiring them to collect certain data from international passengers, including phone numbers, to help with contact tracing the rule was never enforced.
而早在2月,2020年航空公司親測當疾控中心發佈臨時最終規則,要求他們收集國際乘客的某些數據,包括電話號碼,以幫助聯繫追蹤該規則從未執行。