Soldiers of Ukraine's Azov battalion light flares at a rally demanding to free Ukrainian prisoners of war who are held in captivity in Russia, at Independence Square in Kyiv, Ukraine, Sunday, July 28, 2024. Several thousand people and soldiers gathered to commemorate the second anniversary of a Russia-orchestrated explosion that killed more than 50 Ukrainian prisoners of war in the Russian-held Olenivka prison barracks. (AP Photo/Efrem Lukatsky)