Barty advances to Australian Open semifinals; Kenin next

Australia's Ashleigh Barty, right, is congratulated by Petra Kvitova of the Czech Republic after winning their quarterfinal match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 28, 2020. (AP Photo/Andy Brownbill)

MELBOURNE, Australia — Ash Barty is a step closer to ending a four-decade drought for Aussies at the national championship.