Yasutaka Uchiyama
Germany's Laura Siegmund makes a backhand return to Kazakhstan's Zarina Diyas during a tuneup tournament ahead of the Australian Open tennis championships in Melbourne, Australia, Monday, Feb. 1, 2021. (AP Photo/Andrew Brownbill)
Serena Williams through easily in Australian Open tuneup

By John Pye Jan. 31, 2021 11:19 PM EST