The Schalke coach's options seem limited due to financial uncertainty and the transfer window closing this Monday at midnight.
The Czech player found rhythm just in time to win nine consecutive games to finally secure her 90th career main draw victory on clay.
After both exchanged serves in the following two games, a more experienced Zhang then delivered a dominant performance in the tie-break to seal the first set.
The ITTF has announced the #RESTART event series, including the Women's World Cup, Men's World Cup and Finals, all scheduled to be staged in China in November.
Mohamed Salah scored twice for Liverpool, but that was scant consolation as Liverpool became the first reigning champion to concede seven goals since 1953.
Baum's start wasn't what you would call success, as all things seemed to go wrong. An own-goal and injuries against Leipzig seem to have robbed the team of its last remaining bit of confidence.
"We are an experienced team and know that we can do well without very important players," Gareca told reporters. "We have to be mentally prepared and make sure we are focused from the very first minute of the first match."
Also on Saturday, fifth-seeded Stefanos Tsitsipas earned a spot in the fourth round after his Slovenian opponent Aljaz Bedene retired from the match and hobbled off the court when trailed by 6-1, 6-2, 3-1.
It was also the 96th victory at Roland Garros for the Spaniard, who is seeking a 20th Grand Slam title to equal Roger Federer's record.
5. Colombia: The old and the new
Bayern's club leaders claim to have followed a healthy financial policy. The contracts of vital performers such as Thomas Muller, Manuel Neuer, and Alphonso Davies have been extended with the case of David Alaba yet to be decided.