People attend an open air mass in Sofia
A man, wearing protective shield, amid the spread of the coronavirus disease (COVID-19), stands in front of a memorial monument with marble plates inscribed with the names of thousands of victims of the communist rule in Bulgaria, during an open air mass in Sofia, Bulgaria, February 1, 2021. Bulgaria marks on Monday the Day of Remembrance and Respect to victims of the communist rule, which ended in 1989. REUTERS/Stoyan Nenov