Alexander Zverev does double duty to lead Germany to United Cup final  ATP TourUnited Cup semi-finals AS IT HAPPENED: Australia bundled out of United Cup as mixed doubles thriller lasts over two hours; Grigor Dimitrov defeats Jordan Thompson to progress through to Brisbane International final; Aryna Sabalenka defeats Victoria Azare  Wide World of SportsUnited Cup semi-finals 2024: Alex de Minaur defeats Alexander Zverev, highlights, Australia vs Germany, Ajla Tomljanovic vs Angelique Kerber result  Fox SportsGermany into 2024 United Cup final after dramatic mixed doubles win over home hopes Australia  TennisUpToDate.comUnited Cup Tennis 2024 | Team Germany knock out Australia in United Cup as epic tie-breaker decides match  Wide World of Sports