Tennis: Serena wins her 400th Grand Slam singles match at Australian Open

Serena Williams advanced to the Australian Open third round as she defeated Tamara Zidansek in her 400th Grand Slam singles match. Serena is bidding for a record 24th major title with a 6-2, 6-3 win over Tamara Zidansek. The seven-time champion Serena last won the title in 2017, reached the third round of the Australian Open.