Participants hold a giant St. George's Ribbon during a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, in the course of Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. Picture taken with a drone. REUTERS/Pavel Klimov 

People take part in a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, during Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

A service member of pro-Russian troops stands guard during a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, in the course of Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

An elderly woman reacts during a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, during Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

A service member of pro-Russian troops stands guard during a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, in the course of Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

People stand next to a table with tins of canned stewed meat during a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, during Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

A Soviet-era flag, which was raised to mark the anniversary of the victory over Nazi Germany in World War Two, flies in front of a residential building heavily damaged in the course of Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 8, 2022. REUTERS/Alexander Ermochenko 

Service members of pro-Russian troops during a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, in the course of Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

People attend a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, during Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

A woman holds balloons during a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, during Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

A girl holds a giant St. George's Ribbon during a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, in the course of Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

Service members of pro-Russian wave from a car during a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, in the course of Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

Head of the self-proclaimed Donetsk People's Republic Denis Pushilin attends a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, during Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

A participant stands next to a giant St. George's Ribbon during a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, in the course of Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko TPX IMAGES OF THE DAY 

People sit on a bench during a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, near a building destroyed during Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

A participant holds a portrait of a Red Army soldier to take part in the Immortal Regiment event during a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, in the course of Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

People take part in a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, during Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

A man sits on a bench near a building destroyed in the course of Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

A participant holds a Soviet-era banner during a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, in the course of Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

A view shows boards erected to mark the 77th anniversary of the victory over Nazi Germany in World War Two, in the course of Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. Boards read: "May 9. Victory only". REUTERS/Alexander Ermochenko 

Service members of pro-Russian troops stand guard during a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, in the course of Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

Service members of pro-Russian troops stand guard during a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, in the course of Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko 

Participants hold a giant St. George's Ribbon during a ceremony, marking the 77th anniversary of the victory over Nazi Germany in World War Two, in the course of Ukraine-Russia conflict in the southern port city of Mariupol, Ukraine May 9, 2022. REUTERS/Alexander Ermochenko