Marta Kostyuk's Unbelievable Practice Amid Air Raid Sirens

Marta Kostyuk, the tennis ace from Kyiv, faced a practice session like no other for the Billie Jean King Cup. With air raid sirens screaming in the background, she kept smashing those tennis balls! It was her first practice in Ukraine since the war began, and she described it as a wild mix of tennis and tension, saying, "Everyone was calm, so I tried to be too!"