TOPSHOT - Workers wash and disinfect train cars at the Metro headquarters, as a measure to prevent the spread of the new Coronavirus, COVID-19, in Medellin, Colombia, on March 14, 2020. - Colombia government declared on March 12, 2020, a health emergency due to the new Coronavirus pandemic, a figure that allows the government to take exceptional measures such as prohibiting the landing of cruise ships and the suspension of public events with more than 500 attendees. (Photo by JOAQUIN SARMIENTO / AFP)