Only 3 women have reached the @AustralianOpen SF older than @vika7 in the Open Era – @serenawilliams, @VenusWilliams_ and Lucic-Baroni. @WTA_insider @WTA

With @JLPegula losing, it’s only the second time since rankings began that none of world’s top 4 have made it to the @AustralianOpen SF. Other time was in 1979, when highest ranked player was No. 7.@WTA_insider @WTA