Serena Williams stayed on track for a thirdconsecutive Grand Slam title with a 6-1, 6-3 win Saturday over Ayumi Morita inthe third round of the Australian Open.
Williams, who won last year's Wimbledon and U.S. Opentitles, showed no discomfort from the right ankle injury she sustained in thefirst round.
She'll play her fourth-round match against Maria Kirilenko,who beat Yanina Wickmeyer earlier Saturday.
Williams won six games in a row to end her match withMorita, coming back from a 3-0 deficit after losing her serve with adouble-fault on break point in the second game of the second set.