Jessica Pegula of the United States hits a return during the women's singles 1st round match against Anastasia Zakharova of Russia at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Xinhua/Ma Ping)

Anastasia Zakharova of Russia hits a return during the women's singles 1st round match against Jessica Pegula of the United States at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Xinhua/Ma Ping)

Jessica Pegula of the United States hits a return during the women's singles 1st round match against Anastasia Zakharova of Russia at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Xinhua/Ma Ping)

Anastasia Zakharova of Russia hits a return during the women's singles 1st round match against Jessica Pegula of the United States at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Xinhua/Ma Ping)

Jessica Pegula of the United States reacts during the women's singles 1st round match against Anastasia Zakharova of Russia at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Xinhua/Ma Ping)

Anastasia Zakharova of Russia hits a return during the women's singles 1st round match against Jessica Pegula of the United States at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Xinhua/Ma Ping)

Andrey Rublev of Russia hits a return during the men's singles 1st round match against Matteo Arnaldi of Italy at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Matteo Arnaldi of Italy hits a return during the men's singles 1st round match against Andrey Rublev of Russia at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Andrey Rublev of Russia hits a return during the men's singles 1st round match against Matteo Arnaldi of Italy at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Matteo Arnaldi of Italy hits a return during the men's singles 1st round match against Andrey Rublev of Russia at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Andrey Rublev of Russia serves during the men's singles 1st round match against Matteo Arnaldi of Italy at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Andrey Rublev of Russia hits a return during the men's singles 1st round match against Matteo Arnaldi of Italy at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Andrey Rublev of Russia hits a return during the men's singles 1st round match against Matteo Arnaldi of Italy at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Andrey Rublev of Russia reacts during the men's singles 1st round match against Matteo Arnaldi of Italy at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Andrey Rublev of Russia celebrates after winning the men's singles 1st round match against Matteo Arnaldi of Italy at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Andrey Rublev of Russia celebrates after winning the men's singles 1st round match against Matteo Arnaldi of Italy at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Andrey Rublev (rear) of Russia and Matteo Arnaldi of Italy react during their men's singles 1st round match at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Daniil Medvedev of Russia hits a return during the men's singles 1st round match against Jesper de Jong of the Netherlands at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Jesper de Jong of the Netherlands hits a return during the men's singles 1st round match against Daniil Medvedev of Russia at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Daniil Medvedev of Russia serves during the men's singles 1st round match against Jesper de Jong of the Netherlands at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Jesper de Jong of the Netherlands hits a return during the men's singles 1st round match against Daniil Medvedev of Russia at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Daniil Medvedev of Russia serves during the men's singles 1st round match against Jesper de Jong of the Netherlands at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Jesper de Jong of the Netherlands serves during the men's singles 1st round match against Daniil Medvedev of Russia at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Daniil Medvedev of Russia serves during the men's singles 1st round match against Jesper de Jong of the Netherlands at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Jesper de Jong of the Netherlands hits a return during the men's singles 1st round match against Daniil Medvedev of Russia at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Daniil Medvedev of Russia hits a return during the men's singles 1st round match against Jesper de Jong of the Netherlands at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)

Jesper de Jong of the Netherlands reacts during the men's singles 1st round match against Daniil Medvedev of Russia at the Australian Open tennis tournament in Melbourne, Australia, Jan. 19, 2026. (Photo by Hu Jingchen/Xinhua)