Workers clad in protective suits spray disinfectant inside a wagon of a Comboios de Portugal (CP) train running the Cascais line at the Cais do Sodre station in Lisbon, Portugal, 05 May 2020. Portuguese authorities have now mandated the use of protective face masks in mass transit amid the ongoing pandemic of the COVID-19 disease caused by the SARS-CoV-2 coronavirus.
EPA-EFE/ANTONIO COTRIM
