After spending part of the off-season training with Mike Tyson, Serena Williams is hoping to deliver a knockout punch at the Australian Open.
원문출처 : https://www.cnn.com/2020/01/19/tennis/serena-williams-tennis-australian-open-intl-spt/index.html
원문출처 : https://www.cnn.com/2020/01/19/tennis/serena-williams-tennis-australian-open-intl-spt/index.html