Kazakhstan reached the quarter-finals of the United Cup mixed team tournament with a comfortable win over Greece on Monday as Elena Rybakina defeated Maria Sakkari 6-4 6-3 after Alexander Shevchenko stunned Stefanos Tsitsipas.

Alexander Shevchenko of Kazakhstan hits a return during the men singles match against Stefanos Tsitsipas of Greece in

Title holders Germany beat China 2-1 at the United Cup on Monday, a result that sent both sides into the quarter-finals of the season opening mixed team event. Laura Siegemund and Alexander Zverev defeated Zhang Shuai and Zhang Zhizhen 6-2,

Elena Rybakina steered Kazakhstan into the United Cup quarterfinals for the first time with a 6-4, 6-3 win over Maria Sakkari on Monday in Perth, sealing the Group C tie following Alexander Shevchenko’s upset of Stefanos Tsitsipas.

Sebastian Mack made up for a pair of missed late free throws by converting a three-point play with 33 seconds remaining as No. 22 UCLA earned a 65-62 victory over No. 14 Gonzaga on Saturday in the West Coast Hoops Showdown at Inglewood, Calif.

Stefanos Tsitsipas slumped to defeat in his first match of the season Monday as the Elena Rybakina-led Kazakhstan upset Greece to surge into the United Cup quarter-finals, while Britain beat Argentina.