An airplane lands at the Rafik Hariri International Airport in Beirut, Lebanon, July 1, 2020. The Rafik Hariri International Airport in Beirut reopened on Wednesday following its closure due to the COVID-19 pandemic. (Photo by Bilal Jawich/Xinhua)

Medical workers collect swab samples from passengers who arrived at the Rafik Hariri International Airport in Beirut, Lebanon, July 1, 2020. The Rafik Hariri International Airport in Beirut reopened on Wednesday following its closure due to the COVID-19 pandemic. (Photo by Bilal Jawich/Xinhua)

Crew members of an airline arrive at the Rafik Hariri International Airport in Beirut, Lebanon, July 1, 2020. The Rafik Hariri International Airport in Beirut reopened on Wednesday following its closure due to the COVID-19 pandemic. (Photo by Bilal Jawich/Xinhua)

A staff member provides protective gloves for a passenger at the Rafik Hariri International Airport in Beirut, Lebanon, July 1, 2020. The Rafik Hariri International Airport in Beirut reopened on Wednesday following its closure due to the COVID-19 pandemic. (Photo by Bilal Jawich/Xinhua)

A staff member prepares to set up signs which remind people to keep social distance at the Rafik Hariri International Airport in Beirut, Lebanon, July 1, 2020. The Rafik Hariri International Airport in Beirut reopened on Wednesday following its closure due to the COVID-19 pandemic. (Photo by Bilal Jawich/Xinhua)

Medical workers collect swab samples from passengers who arrived at the Rafik Hariri International Airport in Beirut, Lebanon, July 1, 2020. The Rafik Hariri International Airport in Beirut reopened on Wednesday following its closure due to the COVID-19 pandemic. (Photo by Bilal Jawich/Xinhua)

Photo taken on July 1, 2020 shows an exterior view of the Rafik Hariri International Airport in Beirut, Lebanon, July 1, 2020. The Rafik Hariri International Airport in Beirut reopened on Wednesday following its closure due to the COVID-19 pandemic. (Photo by Bilal Jawich/Xinhua)

A staff member of a duty-free shop waits for customers at the Rafik Hariri International Airport in Beirut, Lebanon, July 1, 2020. The Rafik Hariri International Airport in Beirut reopened on Wednesday following its closure due to the COVID-19 pandemic. (Photo by Bilal Jawich/Xinhua)