Russia's Marina Markova (R) spikes the ball during a friendly volleyball match between Serbia and Russia, in Belgrade, Serbia on May 31, 2025. (Photo by Predrag Milosavljevic/Xinhua)

Serbia's Katarina Dangubic (R) spikes the ball during a friendly volleyball match between Serbia and Russia, in Belgrade, Serbia on May 31, 2025. (Photo by Predrag Milosavljevic/Xinhua)

Serbia's Katarina Dangubic (L) and Maja Aleksic celebrate during a friendly volleyball match between Serbia and Russia, in Belgrade, Serbia on May 31, 2025. (Photo by Predrag Milosavljevic/Xinhua)

Serbia's head coach Zoran Terzic (C) speaks with players during a friendly volleyball match between Serbia and Russia, in Belgrade, Serbia on May 31, 2025. (Photo by Predrag Milosavljevic/Xinhua)

Russia's head coach Konstantin Ushakov (2nd R) speaks with players during a friendly volleyball match between Serbia and Russia, in Belgrade, Serbia on May 31, 2025. (Photo by Predrag Milosavljevic/Xinhua)

Russia's players celebrate during a friendly volleyball match between Serbia and Russia, in Belgrade, Serbia on May 31, 2025. (Photo by Predrag Milosavljevic/Xinhua)

Serbia's players celebrate during a friendly volleyball match between Serbia and Russia, in Belgrade, Serbia on May 31, 2025. (Photo by Predrag Milosavljevic/Xinhua)