Aryna Sabalenka defends women’s Australian Open title, defeating Zheng Qinwen in dominant fashion

​ Aryna Sabalenka successfully defended her Australian Open women’s title on Saturday, dismantling China’s Zheng Qinwen 6-3 6-2 in the final in Melbourne and completing a dominant tournament in which she did not drop a single set. Read More Breaking News, Latest News and Videos | CNN