Fed, Rafa, Djokovic win to set up double duty
The British No. 1 lost a tightly contested first set — which lasted more than an hour — in a tiebreak, but recovered to level the match and then ease through the third and final set against the 2017 U.S. Open champion.
Konta will face Venus Williams in the third round later on Thursday. The American was scheduled to face Serena Williams in the second round, but the younger Williams sister withdrew from the tournament with a knee injury.
Muguruza faces former world No. 1 Victoria Azarenka in the next round, while Osaka will compete against Mihaela Buzarnescu who came through against Julia Georges who retired with the score 6-4, 3,6 4-4.