Fifth-seeded Maria Sharapova needed three sets to top Florida's Lauren Davis 6-1, 6-7 (5), 6-0 on Friday in the third round of the Australian Open in Melbourne.
Davis, a 22-year-old Ohio native who is ranked 103rd in the world, appeared in the third round of a Grand Slam event for only the third time in her career. She has never reached the fourth round.