PerthNow Ex-champ halts Australia's No.1 woman at US Open
Daria Kasatkina's hopes of a big US Open run have been scuppered by a resurgent Naomi Osaka at Flushing Meadows.
Daria Kasatkina's hopes of a big US Open run have been scuppered by a resurgent Naomi Osaka at Flushing Meadows.