Lukas Klein
ATP roundup: Francisco Cerundolo pulls off upset for Team World at Laver Cup
ATP roundup: Taro Daniel & Marin Cilic post opening-round wins in China
United States and Spain seal spots in Davis Cup Final Eight
Australia edge France in doubles decider, Canada and Germany win in Davis Cup Finals
Alexander Zverev taken to brink by Lukas Klein in five-set Australian Open thriller
US Open LIVE: Sabalenka and Anisimova move into final after thrilling victories
Amanda Anisimova outlasts Naomi Osaka to seal Sabalenka showdown in US Open final
Aryna Sabalenka makes third straight US Open final by holding off Jessica Pegula
'Do you really think I have to try?': Kyrgios predicts easy win over Aryna Sabalenka