In Australian Open tennis tournament, Ashleigh Barty accelerated her march towards a maiden title today in the women's category with a straight-set masterclass 6-2, 6-0 against Jessica Pegula. She will face the unseeded  Madison Keys for a place in Saturday's final. American, Madison Keys ranked 51 earlier upset French Open champion and fourth seed Barbora Krejcikova 6-3, 6-2.