Delta Air Lines will now require medical screenings for passengers who can't wear face masks due to health reasons — and asks that they reconsider flying altogether as the coronavirus pandemic rages.
원문출처 : https://www.cnn.com/2020/07/20/business/delta-masks-passengers-stay-home/index.html
원문출처 : https://www.cnn.com/2020/07/20/business/delta-masks-passengers-stay-home/index.html