39-year-old American won with a 6-3, 6-0 against 99th-ranked Nina Stojanovic in just 69 minutes on Rod Laver Arena
37-year-old ran out of steam though as Alexandrova, seeded 21, completed a 3-6, 7-5, 6-1 win
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Men’s world number one faces Dellien, American female star takes on Potapova
American delivers masterclass, beating Anisimova 6-4, 6-0 in just 43 mins
Although still troubled by the Auckland wind, Williams said she was determined to prove herself this week
Mouratoglou believes American tennis star is faster, fitter than before
American can match Court’s record of 24 titles by winning 2019’s first Grand Slam
It took 43 Grand Slam triumphs and over two decades to set up the on-court meeting
Two of the greatest players in history, will face off across the net for the first time on Tuesday