Australian Open: Novak Djokovic and Simona Halep to play their second-round matches in Melbourne

In Australian Open Tennis, both the top seeds in Singles - Serbia's Novak Djokovic and Simona Halep of Romania - will play their second-round matches in Melbourne today. While Djokovic will be up against Frenchman Jo-Wilfried Tsonga, Simona will take on American Sofia Kenin. 37-year-old American Serena Williams, who is eying a record-equalling 24th Grand Slam title, will also be seen in action. She will meet Canada's, Eugenie Bouchard. Serena's sister Venus, fourth see...