A woman holds a poster during a rally of relatives and friends of defenders of the Azovstal Iron and Steel Works in Mariupol, demanding to recognise Russia as a state sponsor of terrorism after killing Ukrainian prisoners of war (POWs) in a prison in Olenivka, outside of Donetsk, as Russia's attack on Ukraine continues, in Kyiv, Ukraine August 4, 2022. REUTERS/Valentyn Ogirenko

Participants stage a performance during a rally of relatives and friends of defenders of the Azovstal Iron and Steel Works in Mariupol, demanding to recognise Russia as a state sponsor of terrorism after killing Ukrainian prisoners of war (POWs) in a prison in Olenivka, outside of Donetsk, as Russia's attack on Ukraine continues, in Kyiv, Ukraine August 4, 2022. REUTERS/Valentyn Ogirenko

Participants stage a performance during a rally of relatives and friends of defenders of the Azovstal Iron and Steel Works in Mariupol, demanding to recognise Russia as a state sponsor of terrorism after killing Ukrainian prisoners of war (POWs) in a prison in Olenivka, outside of Donetsk, as Russia's attack on Ukraine continues, in Kyiv, Ukraine August 4, 2022. REUTERS/Valentyn Ogirenko

Relatives and friends of defenders of the Azovstal Iron and Steel Works in Mariupol hold a rally demanding to recognise Russia as a state sponsor of terrorism after killing Ukrainian prisoners of war (POWs) in a prison in Olenivka, outside of Donetsk, as Russia's attack on Ukraine continues, in Kyiv, Ukraine August 4, 2022. REUTERS/Valentyn Ogirenko

Participants stage a performance during a rally of relatives and friends of defenders of the Azovstal Iron and Steel Works in Mariupol, demanding to recognise Russia as a state sponsor of terrorism after killing Ukrainian prisoners of war (POWs) in a prison in Olenivka, outside of Donetsk, as Russia's attack on Ukraine continues, in Kyiv, Ukraine August 4, 2022. REUTERS/Valentyn Ogirenko

Participants stage a performance during a rally of relatives and friends of defenders of the Azovstal Iron and Steel Works in Mariupol, demanding to recognise Russia as a state sponsor of terrorism after killing Ukrainian prisoners of war (POWs) in a prison in Olenivka, outside of Donetsk, as Russia's attack on Ukraine continues, in Kyiv, Ukraine August 4, 2022. REUTERS/Valentyn Ogirenko

Relatives and friends of defenders of the Azovstal Iron and Steel Works in Mariupol hold a rally demanding to recognise Russia as a state sponsor of terrorism after killing Ukrainian prisoners of war (POWs) in a prison in Olenivka, outside of Donetsk, as Russia's attack on Ukraine continues, in Kyiv, Ukraine August 4, 2022. REUTERS/Valentyn Ogirenko

A woman reacts during a rally of relatives and friends of defenders of the Azovstal Iron and Steel Works in Mariupol, demanding to recognise Russia as a state sponsor of terrorism after killing Ukrainian prisoners of war (POWs) in a prison in Olenivka, outside of Donetsk, as Russia's attack on Ukraine continues, in Kyiv, Ukraine August 4, 2022. REUTERS/Valentyn Ogirenko

Relatives and friends of defenders of the Azovstal Iron and Steel Works in Mariupol hold a rally demanding to recognise Russia as a state sponsor of terrorism after killing Ukrainian prisoners of war (POWs) in a prison in Olenivka, outside of Donetsk, as Russia's attack on Ukraine continues, in Kyiv, Ukraine August 4, 2022. REUTERS/Valentyn Ogirenko

Olha, wife of a defender of the Azovstal Iron and Steel Works in Mariupol, attends a rally demanding to recognise Russia as a state sponsor of terrorism after killing Ukrainian prisoners of war (POWs) in a prison in Olenivka, outside of Donetsk, as Russia's attack on Ukraine continues, in Kyiv, Ukraine August 4, 2022. REUTERS/Valentyn Ogirenko

A woman reacts during a rally of relatives and friends of defenders of the Azovstal Iron and Steel Works in Mariupol, demanding to recognise Russia as a state sponsor of terrorism after killing Ukrainian prisoners of war (POWs) in a prison in Olenivka, outside of Donetsk, as Russia's attack on Ukraine continues, in Kyiv, Ukraine August 4, 2022. REUTERS/Valentyn Ogirenko

Women react during a rally of relatives and friends of defenders of the Azovstal Iron and Steel Works in Mariupol, demanding to recognise Russia as a state sponsor of terrorism after killing Ukrainian prisoners of war (POWs) in a prison in Olenivka, outside of Donetsk, as Russia's attack on Ukraine continues, in Kyiv, Ukraine August 4, 2022. REUTERS/Valentyn Ogirenko TPX IMAGES OF THE DAY

5 years old Ivan and his mothers Anastasiia, relatives of a defender of the Azovstal Iron and Steel Works in Mariupol, attend a rally demanding to recognise Russia as a state sponsor of terrorism after killing Ukrainian prisoners of war (POWs) in a prison in Olenivka, outside of Donetsk, as Russia's attack on Ukraine continues, in Kyiv, Ukraine August 4, 2022. REUTERS/Valentyn Ogirenko

Relatives and friends of defenders of the Azovstal Iron and Steel Works in Mariupol hold a rally demanding to recognise Russia as a state sponsor of terrorism after killing Ukrainian prisoners of war (POWs) in a prison in Olenivka, outside of Donetsk, as Russia's attack on Ukraine continues, in Kyiv, Ukraine August 4, 2022. REUTERS/Valentyn Ogirenko

Olha, wife of a defender of the Azovstal Iron and Steel Works in Mariupol, attends a rally demanding to recognise Russia as a state sponsor of terrorism after killing Ukrainian prisoners of war (POWs) in a prison in Olenivka, outside of Donetsk, as Russia's attack on Ukraine continues, in Kyiv, Ukraine August 4, 2022. REUTERS/Valentyn Ogirenko

Relatives and friends of defenders of the Azovstal Iron and Steel Works in Mariupol hold a rally demanding to recognise Russia as a state sponsor of terrorism after killing Ukrainian prisoners of war (POWs) in a prison in Olenivka, outside of Donetsk, as Russia's attack on Ukraine continues, in Kyiv, Ukraine August 4, 2022. REUTERS/Valentyn Ogirenko

Relatives and friends of defenders of the Azovstal Iron and Steel Works in Mariupol hold a rally demanding to recognise Russia as a state sponsor of terrorism after killing Ukrainian prisoners of war (POWs) in a prison in Olenivka, outside of Donetsk, as Russia's attack on Ukraine continues, in Kyiv, Ukraine August 4, 2022. REUTERS/Valentyn Ogirenko