
Russia's Mikhaela Kalancha(L)/Aleksandr Maltsev compete during the Mixed Duet Technical preliminary of Synchronized Swimming at the 17th FINA Aquatics World Championships held in Budapest, Hungary on July 15, 2017.(Xinhua/Attila Volgyi)

Russia's Mikhaela Kalancha(L)/Aleksandr Maltsev compete during the Mixed Duet Technical preliminary of Synchronized Swimming at the 17th FINA Aquatics World Championships held in Budapest, Hungary on July 15, 2017.(Xinhua/Attila Volgyi)