TOPSHOT - A employee wearing a protective jumpsuit disinfects a local tram in Zagreb as a precaution against the spread of COVID-19 caused by novel coronavirus on March 13, 2020. - Since the novel coronavirus first emerged in late December 2019, more than 135,640 cases have been recorded in 122 countries and territories, killing 5,043 people, according to an AFP tally compiled on March 13, 2020 based on official sources. (Photo by Damir SENCAR / AFP)