Maria Sharapova recovered from the longest, hottest match of her career to beat Alize Cornet 6-1, 7-6 (6) Saturday and reach the fourth round of the Australian Open. Her third-round match was played in high humidity but in temperatures of about 22 Celsius (72 Fahrenheit), considerably cooler than the scorching 42 C (108 F) conditions she endured for 3 hours, 28 minutes in her second-round win over Karin Knapp two days previously. Again, though, Sharapova struggled to close out. In the next match on Rod Laver Arena, Roger Federer - after a detour to Hisense Arena in the second round - had a 6-2, 6-2, 6-3 win over Teymuraz Gabashvili. More...