Japan's Naomi Osaka battled back from a set down to reach the second round of the French Open.
The top seed overcame Slovakia's Anna Karolina Schmiedlova 0-6, 7-6, 6-1.
She will next face Victoria Azarenka, who registered a 6-4, 7-6 win over 2017 champion Jelena Ostapenko.
Elsewhere, defending champion Simona Halep struggled in a 6-2, 3-6, 6-1 win over world number 47 Ajla Tomljanovic.
In the men’s competition, fifth seed Alexander Zverev needed four hours to beat Australia’s John Millman 7-6, 6-3, 2-6, 6-7, 6-3
Meanwhile, 40-year-old Ivo Karlovic became the oldest man to win a grand slam match since 1978.
The Croatian defeated Spain’s Feliciano Lopez 7-6, 7-5, 6-7, 7-5.

Real Madrid handed shock home loss as Celta Vigo spring surprise
Dubai Capitals overpower Abu Dhabi Knight Riders by 83 runs
Mid East finished strong with victory against Arabia
Norris takes F1 title as Verstappen wins Abu Dhabi race
Neser fires Australia to eight-wicket win in second Ashes test
